Files
carbon-lang/executable_semantics/syntax/BUILD
T
Geoff Romer 80f035874d Restructure handling of paren expressions (#417)
* Move nontrivial logic out of `parser.ypp` into `FieldList`, rename it to `ParenContents`, make it a class, and add tests
* Use a `FieldInitializer` struct instead of `std::pair<std::string, Expression*>` to represent the fields of a tuple
2021-04-05 10:49:25 -07:00

85 lines
2.1 KiB
Python

# Part of the Carbon Language project, under the Apache License v2.0 with LLVM
# Exceptions. See /LICENSE for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
load("@rules_cc//cc:defs.bzl", "cc_library")
package(default_visibility = ["//executable_semantics:__subpackages__"])
cc_library(
name = "syntax",
srcs = [
"lexer.cpp",
"parse.cpp",
"parse_and_lex_context.cpp",
"parse_and_lex_context.h",
"parser.cpp",
"parser.h",
"syntax_helpers.cpp",
"syntax_helpers.h",
],
hdrs = [
"parse.h",
],
# Disable warnings for generated code.
copts = [
"-Wno-unneeded-internal-declaration",
"-Wno-unused-function",
"-Wno-writable-strings",
],
deps = [
":paren_contents",
"//executable_semantics:tracing_flag",
"//executable_semantics/ast:declaration",
"//executable_semantics/ast:expression",
"//executable_semantics/interpreter",
],
)
cc_library(
name = "paren_contents",
srcs = ["paren_contents.cpp"],
hdrs = ["paren_contents.h"],
deps = ["//executable_semantics/ast:expression"],
)
cc_test(
name = "paren_contents_test",
srcs = ["paren_contents_test.cpp"],
deps = [
":paren_contents",
"@llvm-project//llvm:gtest",
"@llvm-project//llvm:gtest_main",
],
)
genrule(
name = "syntax_bison_srcs",
srcs = ["parser.ypp"],
outs = [
"parser.cpp",
"parser.h",
],
cmd = "M4=$(M4) $(BISON) " +
"--output=$(location parser.cpp) " +
"--defines=$(location parser.h) " +
"$(location parser.ypp)",
toolchains = [
"@rules_bison//bison:current_bison_toolchain",
"@rules_m4//m4:current_m4_toolchain",
],
)
genrule(
name = "syntax_flex_srcs",
srcs = ["lexer.lpp"],
outs = ["lexer.cpp"],
cmd = "M4=$(M4) $(FLEX) " +
"--outfile=$(location lexer.cpp) " +
"$(location lexer.lpp)",
toolchains = [
"@rules_flex//flex:current_flex_toolchain",
"@rules_m4//m4:current_m4_toolchain",
],
)