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"""
pygments.lexers.soong
~~~~~~~~~~~~~~~~~~~~~
Lexers for Soong (Android.bp Blueprint) files.
:copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from pygments.lexer import RegexLexer, bygroups, include
from pygments.token import Comment, Name, Number, Operator, Punctuation, \
String, Whitespace
__all__ = ['SoongLexer']
class SoongLexer(RegexLexer):
name = 'Soong'
version_added = '2.18'
url = 'https://source.android.com/docs/setup/reference/androidbp'
aliases = ['androidbp', 'bp', 'soong']
filenames = ['Android.bp']
tokens = {
'root': [
# A variable assignment
(r'(\w*)(\s*)(\+?=)(\s*)',
bygroups(Name.Variable, Whitespace, Operator, Whitespace),
'assign-rhs'),
# A top-level module
(r'(\w*)(\s*)(\{)',
bygroups(Name.Function, Whitespace, Punctuation),
'in-rule'),
# Everything else
include('comments'),
(r'\s+', Whitespace), # newlines okay
],
'assign-rhs': [
include('expr'),
(r'\n', Whitespace, '#pop'),
],
'in-list': [
include('expr'),
include('comments'),
(r'\s+', Whitespace), # newlines okay in a list
(r',', Punctuation),
(r'\]', Punctuation, '#pop'),
],
'in-map': [
# A map key
(r'(\w+)(:)(\s*)', bygroups(Name, Punctuation, Whitespace)),
include('expr'),
include('comments'),
(r'\s+', Whitespace), # newlines okay in a map
(r',', Punctuation),
(r'\}', Punctuation, '#pop'),
],
'in-rule': [
# Just re-use map syntax
include('in-map'),
],
'comments': [
(r'//.*', Comment.Single),
(r'/(\\\n)?[*](.|\n)*?[*](\\\n)?/', Comment.Multiline),
],
'expr': [
(r'(true|false)\b', Name.Builtin),
(r'0x[0-9a-fA-F]+', Number.Hex),
(r'\d+', Number.Integer),
(r'".*?"', String),
(r'\{', Punctuation, 'in-map'),
(r'\[', Punctuation, 'in-list'),
(r'\w+', Name),
],
}
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