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4306dcc6c0
Author | SHA1 | Date | |
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4306dcc6c0 | ||
|
b4fc95c64b |
23 changed files with 504 additions and 172 deletions
131
Cargo.lock
generated
131
Cargo.lock
generated
|
@ -45,9 +45,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
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|||
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||||
[[package]]
|
||||
name = "backtrace"
|
||||
version = "0.3.64"
|
||||
version = "0.3.65"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5e121dee8023ce33ab248d9ce1493df03c3b38a659b240096fcbd7048ff9c31f"
|
||||
checksum = "11a17d453482a265fd5f8479f2a3f405566e6ca627837aaddb85af8b1ab8ef61"
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||||
dependencies = [
|
||||
"addr2line",
|
||||
"cc",
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||||
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@ -78,9 +78,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
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|||
|
||||
[[package]]
|
||||
name = "clap"
|
||||
version = "3.1.9"
|
||||
version = "3.1.18"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6aad2534fad53df1cc12519c5cda696dd3e20e6118a027e24054aea14a0bdcbe"
|
||||
checksum = "d2dbdf4bdacb33466e854ce889eee8dfd5729abf7ccd7664d0a2d60cd384440b"
|
||||
dependencies = [
|
||||
"atty",
|
||||
"bitflags",
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||||
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@ -95,9 +95,9 @@ dependencies = [
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|||
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||||
[[package]]
|
||||
name = "clap_derive"
|
||||
version = "3.1.7"
|
||||
version = "3.1.18"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a3aab4734e083b809aaf5794e14e756d1c798d2c69c7f7de7a09a2f5214993c1"
|
||||
checksum = "25320346e922cffe59c0bbc5410c8d8784509efb321488971081313cb1e1a33c"
|
||||
dependencies = [
|
||||
"heck",
|
||||
"proc-macro-error",
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||||
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@ -108,9 +108,9 @@ dependencies = [
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|||
|
||||
[[package]]
|
||||
name = "clap_lex"
|
||||
version = "0.1.1"
|
||||
version = "0.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "189ddd3b5d32a70b35e7686054371742a937b0d99128e76dde6340210e966669"
|
||||
checksum = "a37c35f1112dad5e6e0b1adaff798507497a18fceeb30cceb3bae7d1427b9213"
|
||||
dependencies = [
|
||||
"os_str_bytes",
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||||
]
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||||
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@ -159,9 +159,9 @@ dependencies = [
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|||
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||||
[[package]]
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||||
name = "darling"
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||||
version = "0.13.1"
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||||
version = "0.13.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "d0d720b8683f8dd83c65155f0530560cba68cd2bf395f6513a483caee57ff7f4"
|
||||
checksum = "a01d95850c592940db9b8194bc39f4bc0e89dee5c4265e4b1807c34a9aba453c"
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||||
dependencies = [
|
||||
"darling_core",
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"darling_macro",
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@ -169,9 +169,9 @@ dependencies = [
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|||
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||||
[[package]]
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||||
name = "darling_core"
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||||
version = "0.13.1"
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||||
version = "0.13.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "7a340f241d2ceed1deb47ae36c4144b2707ec7dd0b649f894cb39bb595986324"
|
||||
checksum = "859d65a907b6852c9361e3185c862aae7fafd2887876799fa55f5f99dc40d610"
|
||||
dependencies = [
|
||||
"fnv",
|
||||
"ident_case",
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@ -183,9 +183,9 @@ dependencies = [
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|||
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[[package]]
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||||
name = "darling_macro"
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||||
version = "0.13.1"
|
||||
version = "0.13.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
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||||
checksum = "72c41b3b7352feb3211a0d743dc5700a4e3b60f51bd2b368892d1e0f9a95f44b"
|
||||
checksum = "9c972679f83bdf9c42bd905396b6c3588a843a17f0f16dfcfa3e2c5d57441835"
|
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dependencies = [
|
||||
"darling_core",
|
||||
"quote",
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||||
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@ -206,9 +206,9 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
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||||
[[package]]
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||||
name = "eyre"
|
||||
version = "0.6.7"
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||||
version = "0.6.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9289ed2c0440a6536e65119725cf91fc2c6b5e513bfd2e36e1134d7cca6ca12f"
|
||||
checksum = "4c2b6b5a29c02cdc822728b7d7b8ae1bab3e3b05d44522770ddd49722eeac7eb"
|
||||
dependencies = [
|
||||
"indenter",
|
||||
"once_cell",
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||||
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@ -244,6 +244,18 @@ dependencies = [
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|||
[[package]]
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||||
name = "gc"
|
||||
version = "0.1.0"
|
||||
dependencies = [
|
||||
"gctrace-derive",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "gctrace-derive"
|
||||
version = "0.1.0"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
]
|
||||
|
||||
[[package]]
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||||
name = "gimli"
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||||
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@ -311,15 +323,15 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
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|||
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||||
[[package]]
|
||||
name = "libc"
|
||||
version = "0.2.121"
|
||||
version = "0.2.126"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "efaa7b300f3b5fe8eb6bf21ce3895e1751d9665086af2d64b42f19701015ff4f"
|
||||
checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
|
||||
|
||||
[[package]]
|
||||
name = "log"
|
||||
version = "0.4.14"
|
||||
version = "0.4.17"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
|
||||
checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
]
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@ -341,52 +353,51 @@ dependencies = [
|
|||
|
||||
[[package]]
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||||
name = "memchr"
|
||||
version = "2.4.1"
|
||||
version = "2.5.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
|
||||
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
|
||||
|
||||
[[package]]
|
||||
name = "miniz_oxide"
|
||||
version = "0.4.4"
|
||||
version = "0.5.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a92518e98c078586bc6c934028adcca4c92a53d6a958196de835170a01d84e4b"
|
||||
checksum = "d2b29bd4bc3f33391105ebee3589c19197c4271e3e5a9ec9bfe8127eeff8f082"
|
||||
dependencies = [
|
||||
"adler",
|
||||
"autocfg",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "object"
|
||||
version = "0.27.1"
|
||||
version = "0.28.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "67ac1d3f9a1d3616fd9a60c8d74296f22406a238b6a72f5cc1e6f314df4ffbf9"
|
||||
checksum = "e42c982f2d955fac81dd7e1d0e1426a7d702acd9c98d19ab01083a6a0328c424"
|
||||
dependencies = [
|
||||
"memchr",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "once_cell"
|
||||
version = "1.10.0"
|
||||
version = "1.11.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "87f3e037eac156d1775da914196f0f37741a274155e34a0b7e427c35d2a2ecb9"
|
||||
checksum = "7b10983b38c53aebdf33f542c6275b0f58a238129d00c4ae0e6fb59738d783ca"
|
||||
|
||||
[[package]]
|
||||
name = "os_str_bytes"
|
||||
version = "6.0.0"
|
||||
version = "6.0.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8e22443d1643a904602595ba1cd8f7d896afe56d26712531c5ff73a15b2fbf64"
|
||||
checksum = "029d8d0b2f198229de29dca79676f2738ff952edf3fde542eb8bf94d8c21b435"
|
||||
|
||||
[[package]]
|
||||
name = "owo-colors"
|
||||
version = "3.3.0"
|
||||
version = "3.4.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5e72e30578e0d0993c8ae20823dd9cff2bc5517d2f586a8aef462a581e8a03eb"
|
||||
checksum = "decf7381921fea4dcb2549c5667eda59b3ec297ab7e2b5fc33eac69d2e7da87b"
|
||||
|
||||
[[package]]
|
||||
name = "pin-project-lite"
|
||||
version = "0.2.8"
|
||||
version = "0.2.9"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e280fbe77cc62c91527259e9442153f4688736748d24660126286329742b4c6c"
|
||||
checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro-error"
|
||||
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@ -414,27 +425,27 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "proc-macro2"
|
||||
version = "1.0.36"
|
||||
version = "1.0.40"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
|
||||
checksum = "dd96a1e8ed2596c337f8eae5f24924ec83f5ad5ab21ea8e455d3566c69fbcaf7"
|
||||
dependencies = [
|
||||
"unicode-xid",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "quote"
|
||||
version = "1.0.16"
|
||||
version = "1.0.20"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "b4af2ec4714533fcdf07e886f17025ace8b997b9ce51204ee69b6da831c3da57"
|
||||
checksum = "3bcdf212e9776fbcb2d23ab029360416bb1706b1aea2d1a5ba002727cbcab804"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "regex"
|
||||
version = "1.5.5"
|
||||
version = "1.5.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1a11647b6b25ff05a515cb92c365cec08801e83423a235b51e231e1808747286"
|
||||
checksum = "d83f127d94bdbcda4c8cc2e50f6f84f4b611f69c902699ca385a39c3a75f9ff1"
|
||||
dependencies = [
|
||||
"regex-syntax",
|
||||
]
|
||||
|
@ -450,9 +461,9 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "regex-syntax"
|
||||
version = "0.6.25"
|
||||
version = "0.6.26"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
|
||||
checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
|
||||
|
||||
[[package]]
|
||||
name = "rustc-demangle"
|
||||
|
@ -483,13 +494,13 @@ checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
|
|||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.89"
|
||||
version = "1.0.98"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ea297be220d52398dcc07ce15a209fce436d361735ac1db700cab3b6cdfb9f54"
|
||||
checksum = "c50aef8a904de4c23c788f104b7dddc7d6f79c647c7c8ce4cc8f73eb0ca773dd"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-xid",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
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||||
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@ -518,9 +529,9 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "tracing"
|
||||
version = "0.1.32"
|
||||
version = "0.1.34"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "4a1bdf54a7c28a2bbf701e1d2233f6c77f473486b94bee4f9678da5a148dca7f"
|
||||
checksum = "5d0ecdcb44a79f0fe9844f0c4f33a342cbcbb5117de8001e6ba0dc2351327d09"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
"pin-project-lite",
|
||||
|
@ -530,9 +541,9 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "tracing-attributes"
|
||||
version = "0.1.20"
|
||||
version = "0.1.21"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2e65ce065b4b5c53e73bb28912318cb8c9e9ad3921f1d669eb0e68b4c8143a2b"
|
||||
checksum = "cc6b8ad3567499f98a1db7a752b07a7c8c7c7c34c332ec00effb2b0027974b7c"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
|
@ -541,9 +552,9 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "tracing-core"
|
||||
version = "0.1.23"
|
||||
version = "0.1.26"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "aa31669fa42c09c34d94d8165dd2012e8ff3c66aca50f3bb226b68f216f2706c"
|
||||
checksum = "f54c8ca710e81886d498c2fd3331b56c93aa248d49de2222ad2742247c60072f"
|
||||
dependencies = [
|
||||
"lazy_static",
|
||||
"valuable",
|
||||
|
@ -561,9 +572,9 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "tracing-log"
|
||||
version = "0.1.2"
|
||||
version = "0.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a6923477a48e41c1951f1999ef8bb5a3023eb723ceadafe78ffb65dc366761e3"
|
||||
checksum = "78ddad33d2d10b1ed7eb9d1f518a5674713876e97e5bb9b7345a7984fbb4f922"
|
||||
dependencies = [
|
||||
"lazy_static",
|
||||
"log",
|
||||
|
@ -572,9 +583,9 @@ dependencies = [
|
|||
|
||||
[[package]]
|
||||
name = "tracing-subscriber"
|
||||
version = "0.3.9"
|
||||
version = "0.3.11"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9e0ab7bdc962035a87fba73f3acca9b8a8d0034c2e6f60b84aeaaddddc155dce"
|
||||
checksum = "4bc28f93baff38037f64e6f43d34cfa1605f27a49c34e8a04c5e78b0babf2596"
|
||||
dependencies = [
|
||||
"ansi_term",
|
||||
"lazy_static",
|
||||
|
@ -589,10 +600,10 @@ dependencies = [
|
|||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-xid"
|
||||
version = "0.2.2"
|
||||
name = "unicode-ident"
|
||||
version = "1.0.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
|
||||
checksum = "d22af068fba1eb5edcb4aea19d382b2a3deb4c8f9d475c589b6ada9e0fd493ee"
|
||||
|
||||
[[package]]
|
||||
name = "valuable"
|
||||
|
|
|
@ -5,7 +5,8 @@ edition = "2021"
|
|||
|
||||
[workspace]
|
||||
members = [
|
||||
"gc"
|
||||
"gc",
|
||||
"gc/gctrace-derive"
|
||||
]
|
||||
|
||||
[dependencies]
|
||||
|
|
|
@ -3,6 +3,5 @@ name = "gc"
|
|||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
gctrace-derive = { version = "0.1.0", path = "gctrace-derive" }
|
||||
|
|
3
gc/fuzz/.gitignore
vendored
Normal file
3
gc/fuzz/.gitignore
vendored
Normal file
|
@ -0,0 +1,3 @@
|
|||
target
|
||||
corpus
|
||||
artifacts
|
93
gc/fuzz/Cargo.lock
generated
Normal file
93
gc/fuzz/Cargo.lock
generated
Normal file
|
@ -0,0 +1,93 @@
|
|||
# This file is automatically @generated by Cargo.
|
||||
# It is not intended for manual editing.
|
||||
version = 3
|
||||
|
||||
[[package]]
|
||||
name = "arbitrary"
|
||||
version = "1.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5a7924531f38b1970ff630f03eb20a2fde69db5c590c93b0f3482e95dcc5fd60"
|
||||
dependencies = [
|
||||
"derive_arbitrary",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "cc"
|
||||
version = "1.0.73"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
|
||||
|
||||
[[package]]
|
||||
name = "derive_arbitrary"
|
||||
version = "1.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "c9a577516173adb681466d517d39bd468293bc2c2a16439375ef0f35bba45f3d"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "gc"
|
||||
version = "0.1.0"
|
||||
|
||||
[[package]]
|
||||
name = "gc-fuzz"
|
||||
version = "0.0.0"
|
||||
dependencies = [
|
||||
"gc",
|
||||
"libfuzzer-sys",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "libfuzzer-sys"
|
||||
version = "0.4.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "336244aaeab6a12df46480dc585802aa743a72d66b11937844c61bbca84c991d"
|
||||
dependencies = [
|
||||
"arbitrary",
|
||||
"cc",
|
||||
"once_cell",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "once_cell"
|
||||
version = "1.13.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro2"
|
||||
version = "1.0.40"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "dd96a1e8ed2596c337f8eae5f24924ec83f5ad5ab21ea8e455d3566c69fbcaf7"
|
||||
dependencies = [
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "quote"
|
||||
version = "1.0.20"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3bcdf212e9776fbcb2d23ab029360416bb1706b1aea2d1a5ba002727cbcab804"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.98"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "c50aef8a904de4c23c788f104b7dddc7d6f79c647c7c8ce4cc8f73eb0ca773dd"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-ident"
|
||||
version = "1.0.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5bd2fe26506023ed7b5e1e315add59d6f584c621d037f9368fea9cfb988f368c"
|
25
gc/fuzz/Cargo.toml
Normal file
25
gc/fuzz/Cargo.toml
Normal file
|
@ -0,0 +1,25 @@
|
|||
[package]
|
||||
name = "gc-fuzz"
|
||||
version = "0.0.0"
|
||||
authors = ["Automatically generated"]
|
||||
publish = false
|
||||
edition = "2018"
|
||||
|
||||
[package.metadata]
|
||||
cargo-fuzz = true
|
||||
|
||||
[dependencies]
|
||||
libfuzzer-sys = { version = "0.4", features = ["arbitrary-derive"] }
|
||||
|
||||
[dependencies.gc]
|
||||
path = ".."
|
||||
|
||||
# Prevent this from interfering with workspaces
|
||||
[workspace]
|
||||
members = ["."]
|
||||
|
||||
[[bin]]
|
||||
name = "fuzz_target_1"
|
||||
path = "fuzz_targets/fuzz_target_1.rs"
|
||||
test = false
|
||||
doc = false
|
33
gc/fuzz/fuzz_targets/fuzz_target_1.rs
Normal file
33
gc/fuzz/fuzz_targets/fuzz_target_1.rs
Normal file
|
@ -0,0 +1,33 @@
|
|||
#![no_main]
|
||||
use libfuzzer_sys::fuzz_target;
|
||||
use gc::{self, test_utils::GotDropped};
|
||||
|
||||
use libfuzzer_sys::arbitrary::Arbitrary;
|
||||
|
||||
#[derive(Arbitrary, Debug)]
|
||||
enum AllocatorMethod {
|
||||
Alloc,
|
||||
Remove {
|
||||
// Free the index^th allocation we've made.
|
||||
index: usize
|
||||
},
|
||||
CollectGarbage
|
||||
}
|
||||
|
||||
fuzz_target!(|ops: Vec<AllocatorMethod>| {
|
||||
let allocator = gc::allocator::GCAllocator::new();
|
||||
for op in ops {
|
||||
match op {
|
||||
AllocatorMethod::Alloc => {
|
||||
|
||||
},
|
||||
|
||||
AllocatorMethod::Remove {index} => {
|
||||
},
|
||||
|
||||
AllocatorMethod::CollectGarbage => {
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
12
gc/gctrace-derive/Cargo.toml
Normal file
12
gc/gctrace-derive/Cargo.toml
Normal file
|
@ -0,0 +1,12 @@
|
|||
[package]
|
||||
name = "gctrace-derive"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
[lib]
|
||||
proc-macro = true
|
||||
|
||||
[dependencies]
|
||||
proc-macro2 = "1.0.40"
|
||||
quote = "1.0.20"
|
||||
syn = "1.0.98"
|
75
gc/gctrace-derive/src/lib.rs
Normal file
75
gc/gctrace-derive/src/lib.rs
Normal file
|
@ -0,0 +1,75 @@
|
|||
use proc_macro::TokenStream;
|
||||
use proc_macro2::TokenStream as TokenStream2;
|
||||
use quote::{quote, quote_spanned};
|
||||
use syn::spanned::Spanned;
|
||||
use syn::{
|
||||
parse_macro_input, parse_quote, Data, DeriveInput, Fields, GenericParam, Generics, Index,
|
||||
};
|
||||
|
||||
// Add a bound `T: GcTrace` to every type parameter T.
|
||||
fn add_trait_bounds(mut generics: Generics) -> Generics {
|
||||
for param in &mut generics.params {
|
||||
if let GenericParam::Type(ref mut type_param) = *param {
|
||||
type_param.bounds.push(parse_quote!(gc::trace::GcTrace));
|
||||
}
|
||||
}
|
||||
generics
|
||||
}
|
||||
|
||||
// Generate an expression to call trace on every gc field recursively.
|
||||
fn gctrace_fields(data: &Data) -> TokenStream2 {
|
||||
match *data {
|
||||
Data::Struct(ref data) => match data.fields {
|
||||
Fields::Named(ref fields) => {
|
||||
let recurse = fields.named.iter().map(|f| {
|
||||
let name = &f.ident;
|
||||
quote_spanned! {f.span()=>
|
||||
gc::trace::GCTrace::trace(&self.#name, tracer)
|
||||
}
|
||||
});
|
||||
quote! {
|
||||
#(#recurse;)*
|
||||
}
|
||||
}
|
||||
Fields::Unnamed(ref fields) => {
|
||||
let recurse = fields.unnamed.iter().enumerate().map(|(i, f)| {
|
||||
let index = Index::from(i);
|
||||
quote_spanned! {f.span()=>
|
||||
gc::trace::GCTrace::trace(&self.#index, tracer)
|
||||
}
|
||||
});
|
||||
quote! {
|
||||
#(#recurse;)*
|
||||
}
|
||||
}
|
||||
Fields::Unit => TokenStream2::default(),
|
||||
},
|
||||
Data::Enum(_) | Data::Union(_) => unimplemented!(),
|
||||
}
|
||||
}
|
||||
|
||||
#[proc_macro_derive(GCTrace)]
|
||||
pub fn gctrace_derive(input: TokenStream) -> TokenStream {
|
||||
// Parse the input tokens into a syntax tree
|
||||
let input = parse_macro_input!(input as DeriveInput);
|
||||
|
||||
let name = input.ident;
|
||||
|
||||
let generics = add_trait_bounds(input.generics);
|
||||
|
||||
let (impl_generics, ty_generics, where_clause) = generics.split_for_impl();
|
||||
let trace_fields = gctrace_fields(&input.data);
|
||||
|
||||
// Build the output, possibly using quasi-quotation
|
||||
//
|
||||
let expanded = quote! {
|
||||
unsafe impl #impl_generics gc::trace::GCTrace for #name #ty_generics #where_clause {
|
||||
fn trace(&self, tracer: &mut gc::trace::GCTracer) {
|
||||
#trace_fields
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// Hand the output tokens back to the compiler
|
||||
TokenStream::from(expanded)
|
||||
}
|
|
@ -10,7 +10,7 @@ pub struct GCAllocator {
|
|||
|
||||
impl GCAllocator {
|
||||
#[inline(always)]
|
||||
pub fn alloc<T>(&mut self, x: T) -> GcRef<T> {
|
||||
pub fn alloc<T: trace::GCTrace>(&mut self, x: T) -> GcRef<T> {
|
||||
let alloc = Allocation::new(x);
|
||||
let ptr = alloc.ptr as *mut T;
|
||||
self.allocations.push(alloc);
|
||||
|
@ -41,7 +41,7 @@ impl GCAllocator {
|
|||
pub unsafe fn gc_ref_root<T: trace::GCTrace>(&mut self, root: &GcRef<T>) {
|
||||
// Mark
|
||||
let mut tracer = trace::GCTracer::with_capacity(self.allocations.len());
|
||||
tracer.mark_reachable(root);
|
||||
tracer.mark_reachable_rec(root);
|
||||
root.trace(&mut tracer);
|
||||
|
||||
// And sweep
|
||||
|
|
|
@ -1,8 +1,11 @@
|
|||
use std::{ops::Deref, ptr::NonNull};
|
||||
use std::{marker::PhantomData, ops::Deref, ptr::NonNull};
|
||||
|
||||
pub struct GcRef<T>(pub(crate) NonNull<T>);
|
||||
use crate::trace::GCTrace;
|
||||
|
||||
impl<T> Deref for GcRef<T> {
|
||||
#[derive(Clone)]
|
||||
pub struct GcRef<T: GCTrace>(pub(crate) NonNull<T>, PhantomData<T>);
|
||||
|
||||
impl<T: GCTrace> Deref for GcRef<T> {
|
||||
type Target = T;
|
||||
|
||||
fn deref(&self) -> &Self::Target {
|
||||
|
@ -10,9 +13,9 @@ impl<T> Deref for GcRef<T> {
|
|||
}
|
||||
}
|
||||
|
||||
impl<T> GcRef<T> {
|
||||
impl<T: GCTrace> GcRef<T> {
|
||||
pub(crate) unsafe fn new(ptr: NonNull<T>) -> Self {
|
||||
Self(ptr)
|
||||
Self(ptr, PhantomData)
|
||||
}
|
||||
|
||||
/// # Safety
|
||||
|
|
|
@ -1,50 +1,35 @@
|
|||
#![feature(drain_filter)]
|
||||
#![feature(negative_impls)]
|
||||
|
||||
pub mod allocator;
|
||||
pub mod gc_ref;
|
||||
pub mod trace;
|
||||
mod trace_impl;
|
||||
|
||||
// make the test_utils mod pub to use it in fuzzing
|
||||
pub mod test_utils;
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
pub(crate) mod tests {
|
||||
use super::allocator::GCAllocator;
|
||||
use super::gc_ref::GcRef;
|
||||
use super::trace;
|
||||
use std::sync::atomic::{AtomicBool, Ordering};
|
||||
|
||||
struct GCRoot<'a>(GcRef<GotDropped<'a>>);
|
||||
|
||||
unsafe impl<'a> trace::GCTrace for GCRoot<'a> {
|
||||
fn trace(&self, tracer: &mut trace::GCTracer) {
|
||||
tracer.mark_reachable(&self.0)
|
||||
}
|
||||
}
|
||||
|
||||
struct GotDropped<'a>(&'a AtomicBool);
|
||||
impl<'a> Drop for GotDropped<'a> {
|
||||
fn drop(&mut self) {
|
||||
self.0.store(true, Ordering::Release);
|
||||
}
|
||||
}
|
||||
use super::test_utils::GotDropped;
|
||||
|
||||
#[test]
|
||||
fn it_works() {
|
||||
let dropped = AtomicBool::from(false);
|
||||
let got_dropped = GotDropped(&dropped);
|
||||
let got_dropped = GotDropped::default();
|
||||
|
||||
let mut gc = GCAllocator::default();
|
||||
gc.alloc(got_dropped);
|
||||
unsafe { gc.gc(&()) };
|
||||
assert!(dropped.load(Ordering::Acquire));
|
||||
gc.alloc(got_dropped.make_drop_checker());
|
||||
|
||||
let dropped = AtomicBool::from(false);
|
||||
let got_dropped = gc.alloc(GotDropped(&dropped));
|
||||
let gc_root = gc.alloc(GCRoot(got_dropped));
|
||||
|
||||
unsafe {
|
||||
gc.gc_ref_root(&gc_root);
|
||||
};
|
||||
assert!(!dropped.load(Ordering::Acquire));
|
||||
unsafe { gc.gc(&()) };
|
||||
assert!(dropped.load(Ordering::Acquire));
|
||||
assert!(got_dropped.was_dropped());
|
||||
|
||||
let got_dropped = GotDropped::default();
|
||||
let drop_checker = gc.alloc(got_dropped.make_drop_checker());
|
||||
|
||||
unsafe { gc.gc(&(drop_checker,)) };
|
||||
assert!(!got_dropped.was_dropped());
|
||||
unsafe { gc.gc(&()) };
|
||||
assert!(got_dropped.was_dropped());
|
||||
}
|
||||
}
|
||||
|
|
28
gc/src/test_utils.rs
Normal file
28
gc/src/test_utils.rs
Normal file
|
@ -0,0 +1,28 @@
|
|||
use std::sync::atomic::{AtomicBool, Ordering};
|
||||
|
||||
use crate::trace::GCTrace;
|
||||
|
||||
#[derive(Default)]
|
||||
pub struct GotDropped(AtomicBool);
|
||||
|
||||
impl GotDropped {
|
||||
pub fn make_drop_checker(&self) -> DropChecker {
|
||||
DropChecker(self)
|
||||
}
|
||||
|
||||
pub fn was_dropped(&self) -> bool {
|
||||
self.0.load(Ordering::SeqCst)
|
||||
}
|
||||
}
|
||||
|
||||
pub struct DropChecker<'a>(pub &'a GotDropped);
|
||||
|
||||
impl<'a> Drop for DropChecker<'a> {
|
||||
fn drop(&mut self) {
|
||||
self.0 .0.store(true, Ordering::SeqCst);
|
||||
}
|
||||
}
|
||||
|
||||
unsafe impl<'a> GCTrace for DropChecker<'a> {
|
||||
fn trace(&self, _tracer: &mut crate::trace::GCTracer) {}
|
||||
}
|
|
@ -1,15 +1,17 @@
|
|||
use std::collections::HashSet;
|
||||
use std::{collections::HashSet, ops::Deref};
|
||||
|
||||
use crate::gc_ref::GcRef;
|
||||
|
||||
pub struct GCTracer {
|
||||
accessible: HashSet<*const ()>,
|
||||
explored: HashSet<*const ()>,
|
||||
}
|
||||
|
||||
impl GCTracer {
|
||||
pub(super) fn with_capacity(cap: usize) -> Self {
|
||||
Self {
|
||||
accessible: HashSet::with_capacity(cap),
|
||||
explored: HashSet::with_capacity(cap),
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -17,39 +19,28 @@ impl GCTracer {
|
|||
self.accessible.contains(&ptr)
|
||||
}
|
||||
|
||||
pub fn mark_reachable<T>(&mut self, obj: &GcRef<T>) {
|
||||
let ptr = obj.0.as_ptr() as *const ();
|
||||
self.accessible.insert(ptr);
|
||||
}
|
||||
|
||||
pub fn mark_reachable_rec<T: GCTrace>(&mut self, obj: &GcRef<T>) {
|
||||
let ptr = obj.0.as_ptr() as *const ();
|
||||
if !self.accessible.contains(&ptr) {
|
||||
self.accessible.insert(ptr);
|
||||
pub fn mark_reachable_rec<T: GCTrace>(&mut self, obj: &T) {
|
||||
let ptr = obj as *const T as *const ();
|
||||
if !self.explored.contains(&ptr) {
|
||||
self.explored.insert(ptr);
|
||||
obj.trace(self);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub use gctrace_derive::GCTrace;
|
||||
|
||||
///
|
||||
/// # Safety
|
||||
/// Implementors of the trait *need* to ensure that every reachable reference gets marked as
|
||||
/// reachable with mark_reachable or mark_reachable_rec.
|
||||
/// reachable by callign trace on it
|
||||
pub unsafe trait GCTrace {
|
||||
fn trace(&self, tracer: &mut GCTracer);
|
||||
}
|
||||
|
||||
unsafe impl<T> GCTrace for &[T]
|
||||
where
|
||||
T: GCTrace,
|
||||
{
|
||||
fn trace(&self, tracer: &mut GCTracer) {
|
||||
for item in self.iter() {
|
||||
item.trace(tracer)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
unsafe impl GCTrace for () {
|
||||
fn trace(&self, _tracer: &mut GCTracer) {}
|
||||
}
|
||||
|
||||
unsafe impl<T: GCTrace> GCTrace for GcRef<T> {
|
||||
fn trace(&self, tracer: &mut GCTracer) {
|
||||
tracer.accessible.insert(self.0.as_ptr() as *const ());
|
||||
tracer.mark_reachable_rec(self.deref());
|
||||
}
|
||||
}
|
||||
|
|
42
gc/src/trace_impl.rs
Normal file
42
gc/src/trace_impl.rs
Normal file
|
@ -0,0 +1,42 @@
|
|||
use super::trace::{GCTrace, GCTracer};
|
||||
use std::{cell::RefCell, collections::HashMap, ops::Deref};
|
||||
unsafe impl GCTrace for () {}
|
||||
unsafe impl GCTrace for i32 {}
|
||||
unsafe impl GCTrace for u32 {}
|
||||
unsafe impl GCTrace for i64 {}
|
||||
unsafe impl GCTrace for u64 {}
|
||||
unsafe impl GCTrace for f32 {}
|
||||
unsafe impl GCTrace for f64 {}
|
||||
unsafe impl GCTrace for isize {}
|
||||
unsafe impl GCTrace for usize {}
|
||||
unsafe impl GCTrace for String {}
|
||||
|
||||
unsafe impl<T: GCTrace> GCTrace for (T,) {
|
||||
fn trace(&self, tracer: &mut GCTracer) {
|
||||
tracer.mark_reachable_rec(&self.0)
|
||||
}
|
||||
}
|
||||
|
||||
unsafe impl<T: GCTrace> GCTrace for RefCell<T> {
|
||||
fn trace(&self, tracer: &mut GCTracer) {
|
||||
let borrow = self.borrow();
|
||||
tracer.mark_reachable_rec(borrow.deref())
|
||||
}
|
||||
}
|
||||
|
||||
unsafe impl<T: GCTrace> GCTrace for Option<T> {
|
||||
fn trace(&self, tracer: &mut GCTracer) {
|
||||
if let Some(ref v) = self {
|
||||
tracer.mark_reachable_rec(v)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
unsafe impl<K: GCTrace, V: GCTrace> GCTrace for HashMap<K, V> {
|
||||
fn trace(&self, tracer: &mut GCTracer) {
|
||||
for (k, v) in self.iter() {
|
||||
tracer.mark_reachable_rec(k);
|
||||
tracer.mark_reachable_rec(v);
|
||||
}
|
||||
}
|
||||
}
|
|
@ -52,6 +52,7 @@ impl<T: Error> ErrorLocationWrapper<T> {
|
|||
|
||||
impl<T: std::error::Error> ErrorWithLocation for ErrorLocationWrapper<T> {
|
||||
fn get_location(&self) -> Location {
|
||||
#[allow(clippy::needless_borrow)]
|
||||
(&self.location).into()
|
||||
}
|
||||
}
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
use super::Interpret;
|
||||
use super::{types::Value, RuntimeError};
|
||||
use super::{types::Primitive, RuntimeError};
|
||||
use crate::ast::expression::{
|
||||
self,
|
||||
operator::{Operator, UnaryOperator},
|
||||
|
@ -7,19 +7,19 @@ use crate::ast::expression::{
|
|||
use crate::interpreter::world::World;
|
||||
|
||||
impl Interpret for expression::ExpressionNode {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
expression::all_variants!(self, n => n.interpret(w))
|
||||
}
|
||||
}
|
||||
|
||||
impl Interpret for expression::Literal {
|
||||
fn interpret(&self, _: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, _: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
Ok(self.clone().into())
|
||||
}
|
||||
}
|
||||
|
||||
impl Interpret for expression::BinaryExpr {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
let left_val = self.left.interpret(w).expect("expected lval");
|
||||
let right_val = self.right.interpret(w).expect("expected rval");
|
||||
match self.operator {
|
||||
|
@ -36,13 +36,13 @@ impl Interpret for expression::BinaryExpr {
|
|||
}
|
||||
|
||||
impl Interpret for expression::UnaryExpr {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
let val = self.right.interpret(w)?;
|
||||
match self.operator {
|
||||
UnaryOperator::Bang => Ok(Value::Bool(!val.truthy())),
|
||||
UnaryOperator::Bang => Ok(Primitive::Bool(!val.truthy())),
|
||||
UnaryOperator::Minus => match val {
|
||||
Value::Int(i) => Ok(Value::Int(-i)),
|
||||
Value::Float(f) => Ok(Value::Float(-f)),
|
||||
Primitive::Int(i) => Ok(Primitive::Int(-i)),
|
||||
Primitive::Float(f) => Ok(Primitive::Float(-f)),
|
||||
_ => Err(RuntimeError),
|
||||
},
|
||||
}
|
||||
|
@ -50,25 +50,25 @@ impl Interpret for expression::UnaryExpr {
|
|||
}
|
||||
|
||||
impl Interpret for expression::GroupingExpr {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
self.0.interpret(w)
|
||||
}
|
||||
}
|
||||
|
||||
impl Interpret for expression::VariableExpr {
|
||||
fn interpret(&self, world: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, world: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
match world.get_var(&self.var_name) {
|
||||
Some(v) => Ok(v.clone()),
|
||||
Some(v) => Ok(v),
|
||||
None => Err(RuntimeError),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Interpret for expression::BlockExpr {
|
||||
fn interpret(&self, world: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, world: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
for stmnt in self.statements.iter() {
|
||||
stmnt.interpret(world)?;
|
||||
}
|
||||
Ok(Value::Nil)
|
||||
Ok(Primitive::Nil)
|
||||
}
|
||||
}
|
||||
|
|
|
@ -1,8 +1,8 @@
|
|||
mod expression_interpreter;
|
||||
mod statement_interpreter;
|
||||
pub use super::{error::RuntimeError, types};
|
||||
use super::{types::Value, world::World};
|
||||
use super::{types::Primitive, world::World};
|
||||
|
||||
pub trait Interpret {
|
||||
fn interpret(&self, world: &mut World) -> Result<Value, RuntimeError>;
|
||||
fn interpret(&self, world: &mut World) -> Result<Primitive, RuntimeError>;
|
||||
}
|
||||
|
|
|
@ -1,16 +1,16 @@
|
|||
use super::Interpret;
|
||||
use super::{types::Value, RuntimeError};
|
||||
use super::{types::Primitive, RuntimeError};
|
||||
use crate::ast::statement;
|
||||
use crate::interpreter::world::World;
|
||||
|
||||
impl Interpret for statement::Statement {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
statement::all_variants!(self, n => n.interpret(w))
|
||||
}
|
||||
}
|
||||
|
||||
impl Interpret for statement::PrintStatement {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
let res = self.0.interpret(w)?;
|
||||
println!("{:?}", res);
|
||||
Ok(res)
|
||||
|
@ -18,13 +18,13 @@ impl Interpret for statement::PrintStatement {
|
|||
}
|
||||
|
||||
impl Interpret for statement::ExpressionStatement {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
self.0.interpret(w)
|
||||
}
|
||||
}
|
||||
|
||||
impl Interpret for statement::VariableAssignmentStatement {
|
||||
fn interpret(&self, w: &mut World) -> Result<Value, RuntimeError> {
|
||||
fn interpret(&self, w: &mut World) -> Result<Primitive, RuntimeError> {
|
||||
let expr_val = self.node.interpret(w)?;
|
||||
// Clone for now, later this will use a GC and won't need to clone
|
||||
w.set_var(self.var_name.clone(), expr_val.clone());
|
||||
|
|
|
@ -1,8 +1,9 @@
|
|||
use crate::ast::expression;
|
||||
use from_variants::FromVariants;
|
||||
use gc::trace::GCTrace;
|
||||
|
||||
#[derive(Debug, PartialEq, PartialOrd, Clone, FromVariants)]
|
||||
pub enum Value {
|
||||
pub enum Primitive {
|
||||
Int(i32),
|
||||
Float(f32),
|
||||
Bool(bool),
|
||||
|
@ -11,7 +12,9 @@ pub enum Value {
|
|||
String(String),
|
||||
}
|
||||
|
||||
impl From<expression::Literal> for Value {
|
||||
unsafe impl GCTrace for Primitive {}
|
||||
|
||||
impl From<expression::Literal> for Primitive {
|
||||
fn from(l: expression::Literal) -> Self {
|
||||
match_any::match_any!(l,
|
||||
expression::Literal::Int(v) | expression::Literal::Bool(v) | expression::Literal::Float(v) | expression::Literal::String(v) => v.into(),
|
||||
|
@ -20,13 +23,13 @@ impl From<expression::Literal> for Value {
|
|||
}
|
||||
}
|
||||
|
||||
impl Default for Value {
|
||||
impl Default for Primitive {
|
||||
fn default() -> Self {
|
||||
Self::Nil
|
||||
}
|
||||
}
|
||||
|
||||
impl Value {
|
||||
impl Primitive {
|
||||
pub fn truthy(&self) -> bool {
|
||||
!(matches!(*self, Self::Bool(false)))
|
||||
}
|
||||
|
|
|
@ -1,23 +1,44 @@
|
|||
use std::collections::HashMap;
|
||||
use std::{cell::RefCell, collections::HashMap};
|
||||
|
||||
use gc::{allocator::GCAllocator, gc_ref::GcRef, trace::GCTrace};
|
||||
|
||||
use crate::ast::statement::Statement;
|
||||
|
||||
use super::{
|
||||
ast_walker::{Interpret, RuntimeError},
|
||||
types::Value,
|
||||
types::Primitive,
|
||||
};
|
||||
|
||||
#[derive(Default)]
|
||||
#[derive(Default, GCTrace)]
|
||||
pub struct Environment {
|
||||
variables: HashMap<String, Primitive>,
|
||||
parent: Option<GcRef<RefCell<Environment>>>,
|
||||
}
|
||||
|
||||
impl Environment {
|
||||
pub fn set_var(&mut self, name: String, v: Primitive) -> Option<Primitive> {
|
||||
self.variables.insert(name, v)
|
||||
}
|
||||
pub fn get_var(&self, name: &str) -> Option<Primitive> {
|
||||
self.variables
|
||||
.get(name)
|
||||
.cloned()
|
||||
.or_else(|| self.parent.as_ref().and_then(|v| v.borrow().get_var(name)))
|
||||
}
|
||||
}
|
||||
|
||||
pub struct World {
|
||||
variables: HashMap<String, Value>,
|
||||
env: GcRef<Environment>,
|
||||
_gc: GCAllocator,
|
||||
}
|
||||
|
||||
impl World {
|
||||
pub fn set_var(&mut self, name: String, v: Value) -> Option<Value> {
|
||||
self.variables.insert(name, v)
|
||||
pub fn set_var(&mut self, _name: String, _v: Primitive) -> Option<Primitive> {
|
||||
todo!()
|
||||
// self.env.set_var(name, v)
|
||||
}
|
||||
pub fn get_var(&mut self, name: &str) -> Option<&Value> {
|
||||
self.variables.get(name)
|
||||
pub fn get_var(&self, name: &str) -> Option<Primitive> {
|
||||
self.env.get_var(name)
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -25,11 +46,17 @@ impl World {
|
|||
pub fn new() -> Self {
|
||||
Self::default()
|
||||
}
|
||||
pub fn exec(&mut self, nodes: Vec<Statement>) -> Result<Value, RuntimeError> {
|
||||
let mut last_res = Value::Nil;
|
||||
for statement in nodes {
|
||||
last_res = statement.interpret(self)?;
|
||||
}
|
||||
Ok(last_res)
|
||||
pub fn exec(&mut self, nodes: Vec<Statement>) -> Result<Primitive, RuntimeError> {
|
||||
nodes
|
||||
.into_iter()
|
||||
.try_fold(Primitive::Nil, |_, stmnt| stmnt.interpret(self))
|
||||
}
|
||||
}
|
||||
|
||||
impl Default for World {
|
||||
fn default() -> Self {
|
||||
let mut gc = GCAllocator::default();
|
||||
let env = gc.alloc(Environment::default());
|
||||
Self { env, _gc: gc }
|
||||
}
|
||||
}
|
||||
|
|
|
@ -87,7 +87,7 @@ impl<'a, 'b> Lexer<'a, 'b> {
|
|||
}
|
||||
found_period = true;
|
||||
}
|
||||
c.is_digit(10) || c == '.'
|
||||
c.is_ascii_digit() || c == '.'
|
||||
});
|
||||
let res = if found_period {
|
||||
num_str
|
||||
|
|
|
@ -7,7 +7,7 @@ pub mod lexer;
|
|||
use ast::parser::ParseAllResult;
|
||||
use ast::statement::Statement;
|
||||
use interpreter::ast_walker::{Interpret, RuntimeError};
|
||||
use interpreter::types::Value;
|
||||
use interpreter::types::Primitive;
|
||||
use interpreter::world::World;
|
||||
use lexer::{token::Token, Lexer, LexingError};
|
||||
|
||||
|
@ -24,8 +24,8 @@ pub fn parse(tokens: Vec<Token>) -> ParseAllResult {
|
|||
parser.parse_all()
|
||||
}
|
||||
|
||||
pub fn exec(nodes: Vec<Statement>) -> Result<Value, RuntimeError> {
|
||||
let mut last_res = Value::Nil;
|
||||
pub fn exec(nodes: Vec<Statement>) -> Result<Primitive, RuntimeError> {
|
||||
let mut last_res = Primitive::Nil;
|
||||
let mut world = World::new();
|
||||
for statement in nodes {
|
||||
last_res = statement.interpret(&mut world)?;
|
||||
|
@ -33,7 +33,7 @@ pub fn exec(nodes: Vec<Statement>) -> Result<Value, RuntimeError> {
|
|||
Ok(last_res)
|
||||
}
|
||||
|
||||
pub fn run(code: &str) -> Result<Value, run::Error> {
|
||||
pub fn run(code: &str) -> Result<Primitive, run::Error> {
|
||||
let tokens = lex(code, None)?;
|
||||
let nodes = parse(tokens)?;
|
||||
Ok(exec(nodes)?)
|
||||
|
|
Loading…
Reference in a new issue