Bazel/skylark rules for wrapping Flex/Bison builds.

MODULE.bazel

bazel_dep(
    name = "com_github_bcsgh_parser_rules",
    version = ...,
)


register_toolchains("@com_github_bcsgh_parser_rules//parser:linux_flex_bison")

genlex

load("@com_github_bcsgh_parser_rules//parser:parser.bzl", "genlex")

genlex(name, src, data, cc, h)

Generate a lexer using flex.

ATTRIBUTES

Name	Description	Type	Mandatory	Default
name	A unique name for this target.	Name	required
src	The root source file.	Label	required
data	Other files needed.	List of labels	optional	[]
cc	The generated C++ source file.	Label	required
h	The generated C++ header file.	Label	required

genyacc

load("@com_github_bcsgh_parser_rules//parser:parser.bzl", "genyacc")

genyacc(name, src, data, cc, graph, graph_file, h, loc, report, report_file)

Generate a paser using bison.

ATTRIBUTES

Name	Description	Type	Mandatory	Default
name	A unique name for this target.	Name	required
src	The root source file.	Label	required
data	Other files needed.	List of labels	optional	[]
cc	The generated C++ source file.	Label	required
graph	Generate a state machine graph. (Depricated, use graph_file.)	Boolean	optional	False
graph_file	Generate a state machine graph.	Label	optional	None
h	The generated C++ header file.	Label	required
loc	The generated location header (if used). This can be manipulated in the .y file via %define api.location.file.	Label	optional	None
report	Generate a "report" (--verbose --report=all). (Depricated, use report_file.)	Boolean	optional	False
report_file	Generate a "report" (--verbose --report=all).	Label	optional	None

parser_toolchain

load("@com_github_bcsgh_parser_rules//parser:parser.bzl", "parser_toolchain")

parser_toolchain(name, lex_gen, parse_gen)

ATTRIBUTES

Name	Description	Type	Mandatory	Default
name	A unique name for this target.	Name	required
lex_gen	-	String	required
parse_gen	-	String	required

ParserGenInfo

load("@com_github_bcsgh_parser_rules//parser:parser.bzl", "ParserGenInfo")

ParserGenInfo(lex_gen, parse_gen)

Information about how to invoke lexer and parser generators tools.

FIELDS

Name	Description
lex_gen	-
parse_gen	-

Setup (for development)

To configure the git hooks, run ./.git_hooks/setup.sh