Command line processsing, debug options
This commit is contained in:
parent
03cf0974de
commit
2e40afb9b5
205
rust/Cargo.lock
generated
205
rust/Cargo.lock
generated
@ -2,13 +2,125 @@
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "atty"
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version = "0.2.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
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dependencies = [
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"hermit-abi",
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"libc",
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"winapi",
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]
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[[package]]
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name = "autocfg"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
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[[package]]
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name = "bitflags"
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version = "1.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
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[[package]]
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name = "clap"
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version = "3.1.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d2dbdf4bdacb33466e854ce889eee8dfd5729abf7ccd7664d0a2d60cd384440b"
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dependencies = [
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"atty",
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"bitflags",
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"clap_derive",
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"clap_lex",
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"indexmap",
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"lazy_static",
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"strsim",
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"termcolor",
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"textwrap",
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]
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[[package]]
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name = "clap_derive"
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version = "3.1.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "25320346e922cffe59c0bbc5410c8d8784509efb321488971081313cb1e1a33c"
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dependencies = [
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"heck",
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"proc-macro-error",
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"proc-macro2",
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"quote",
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"syn",
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]
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[[package]]
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name = "clap_lex"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a37c35f1112dad5e6e0b1adaff798507497a18fceeb30cceb3bae7d1427b9213"
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dependencies = [
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"os_str_bytes",
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]
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[[package]]
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name = "deelang"
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version = "0.1.0"
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dependencies = [
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"clap",
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"peg",
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]
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[[package]]
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name = "hashbrown"
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version = "0.11.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
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[[package]]
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name = "heck"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2540771e65fc8cb83cd6e8a237f70c319bd5c29f78ed1084ba5d50eeac86f7f9"
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[[package]]
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name = "hermit-abi"
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version = "0.1.19"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "indexmap"
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version = "1.8.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e6012d540c5baa3589337a98ce73408de9b5a25ec9fc2c6fd6be8f0d39e0ca5a"
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dependencies = [
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"autocfg",
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"hashbrown",
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]
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[[package]]
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name = "lazy_static"
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version = "1.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
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[[package]]
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name = "libc"
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version = "0.2.126"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
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[[package]]
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name = "os_str_bytes"
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version = "6.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "21326818e99cfe6ce1e524c2a805c189a99b5ae555a35d19f9a284b427d86afa"
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[[package]]
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name = "peg"
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version = "0.8.0"
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@ -36,6 +148,30 @@ version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f9b0efd3ba03c3a409d44d60425f279ec442bcf0b9e63ff4e410da31c8b0f69f"
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[[package]]
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name = "proc-macro-error"
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version = "1.0.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
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dependencies = [
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"proc-macro-error-attr",
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"proc-macro2",
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"quote",
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"syn",
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"version_check",
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]
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[[package]]
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name = "proc-macro-error-attr"
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version = "1.0.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
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dependencies = [
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"proc-macro2",
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"quote",
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"version_check",
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]
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[[package]]
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name = "proc-macro2"
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version = "1.0.36"
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@ -54,8 +190,77 @@ dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "strsim"
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version = "0.10.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
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[[package]]
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name = "syn"
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version = "1.0.94"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a07e33e919ebcd69113d5be0e4d70c5707004ff45188910106854f38b960df4a"
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dependencies = [
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"proc-macro2",
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"quote",
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"unicode-xid",
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]
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[[package]]
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name = "termcolor"
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version = "1.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
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dependencies = [
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"winapi-util",
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]
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[[package]]
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name = "textwrap"
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version = "0.15.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b1141d4d61095b28419e22cb0bbf02755f5e54e0526f97f1e3d1d160e60885fb"
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[[package]]
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name = "unicode-xid"
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version = "0.2.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
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[[package]]
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name = "version_check"
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version = "0.9.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
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[[package]]
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name = "winapi"
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version = "0.3.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
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dependencies = [
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"winapi-i686-pc-windows-gnu",
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"winapi-x86_64-pc-windows-gnu",
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]
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[[package]]
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name = "winapi-i686-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
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[[package]]
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name = "winapi-util"
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version = "0.1.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
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dependencies = [
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"winapi",
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]
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[[package]]
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name = "winapi-x86_64-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
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@ -1,5 +1,6 @@
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[package]
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name = "deelang"
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authors = ["Dane Johnson"]
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version = "0.1.0"
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edition = "2021"
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@ -7,3 +8,4 @@ edition = "2021"
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[dependencies]
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peg = "0.8.0"
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clap = { version = "3.1.18", features = ["derive"] }
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@ -1,36 +1,55 @@
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mod parser;
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mod evaluator;
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use clap::Parser;
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use std::io;
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use std::io::prelude::*;
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use std::env;
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use std::fs::File;
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use std::path::PathBuf;
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fn repl() {
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#[derive(Parser, Debug)]
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#[clap(author, version, about = "Interpreter for Deelang")]
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struct Cli {
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#[clap(help="Specify a file to run")]
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file: Option<PathBuf>,
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#[clap(short, long, help="Only parse, do not evaluate")]
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parse_only: bool,
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}
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fn repl(cli: &Cli) {
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loop {
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let mut line = String::new();
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io::stdin().read_line(&mut line).unwrap();
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let tree = parser::parse_stmt(&line);
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if cli.parse_only {
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println!("{:#?}", tree);
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} else {
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match &tree {
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parser::Stmt::ReplPrint(expr) => println!("{}", evaluator::eval(expr)),
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_ => (),
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};
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parser::Stmt::ReplPrint(expr) =>
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println!("{}", evaluator::eval(expr)),
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_ => todo!(),
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}
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}
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}
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}
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fn script(filename: &str) {
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let mut file = File::open(filename).expect("Could not read file");
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fn script(cli: &Cli) {
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let mut file = File::open(cli.file.as_ref().unwrap()).expect("Could not read file");
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let mut prgm = String::new();
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file.read_to_string(&mut prgm).unwrap();
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let tree = parser::parse(&prgm);
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if cli.parse_only {
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println!("{:#?}", tree);
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} else {
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todo!();
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}
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}
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fn main() {
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let args: Vec<String> = env::args().collect();
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if args.len() == 1 {
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repl();
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} else {
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script(&args[1]);
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let cli = Cli::parse();
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match cli.file {
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None => repl(&cli),
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Some(_) => script(&cli),
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}
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}
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@ -160,7 +160,6 @@ fn preprocess(input: &str) -> String {
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output.push_str(line.trim());
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output.push('\n');
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}
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println!("{}", output);
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output
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}
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