summaryrefslogtreecommitdiffstats
path: root/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/scripts/make_option_enum.py
diff options
context:
space:
mode:
Diffstat (limited to 'debian/uncrustify-trinity/uncrustify-trinity-0.78.1/scripts/make_option_enum.py')
-rw-r--r--debian/uncrustify-trinity/uncrustify-trinity-0.78.1/scripts/make_option_enum.py215
1 files changed, 215 insertions, 0 deletions
diff --git a/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/scripts/make_option_enum.py b/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/scripts/make_option_enum.py
new file mode 100644
index 00000000..c141bb04
--- /dev/null
+++ b/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/scripts/make_option_enum.py
@@ -0,0 +1,215 @@
+#!/usr/bin/env python
+
+import argparse
+import io
+import os
+import re
+
+re_enum_decl = re.compile(r'enum class (\w+)( *// *<(\w+)>)?')
+re_enum_value = re.compile(r'(\w+)(?= *([,=]|//|$))')
+re_values = re.compile(r'UNC_OPTVALS\((\w+)\)')
+re_aliases = re.compile(r'UNC_OPTVAL_ALIAS\(([^)]+)\)')
+enums = {}
+values = {}
+
+root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+script = os.path.relpath(__file__, root)
+
+
+# =============================================================================
+class Enumeration(object):
+ # -------------------------------------------------------------------------
+ def __init__(self, name, prefix, f):
+ self.name = name
+ self.prefix = prefix
+
+ self.values = []
+ self.value_aliases = {}
+
+ self.convert_internal = False
+
+ for line in iter(f.readline, ''):
+ line = line.strip()
+
+ if line.startswith('{'):
+ for line in iter(f.readline, ''):
+ line = line.strip()
+ if line.startswith('};'):
+ return
+
+ if 'UNC_INTERNAL' in line:
+ return
+
+ if 'UNC_CONVERT_INTERNAL' in line:
+ self.convert_internal = True
+ continue
+
+ mv = re_enum_value.match(line)
+ if mv is not None:
+ v = mv.group(1)
+ self.values.append(v)
+ self.value_aliases[v] = [v.lower()]
+
+ # -------------------------------------------------------------------------
+ def add_aliases(self, value, *args):
+ aliases = [x[1:-1] for x in args] # strip quotes
+ self.value_aliases[value] += aliases
+
+# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+# -----------------------------------------------------------------------------
+def enum_value(enum, value):
+ if enum.prefix is not None:
+ return u'{}_{}'.format(enum.prefix, value)
+ return value
+
+# -----------------------------------------------------------------------------
+def write_banner(out, args):
+ out.write(
+ u'/**\n'
+ u' * @file {out_name}\n'
+ u' * Helpers for option enumerators.\n'
+ u' * Automatically generated by <code>{script}</code>\n'
+ u' * from {in_name}.\n'
+ u' */\n'
+ u'\n'.format(
+ in_name=os.path.basename(args.header),
+ out_name=os.path.basename(args.output),
+ script=script))
+
+
+# -----------------------------------------------------------------------------
+def write_value_strings(out, args):
+ for vn, vs in values.items():
+ out.write(u'const char *const {}_values[] = {{\n'.format(vn))
+ out.write(u'{}\n nullptr\n}};\n\n'.format(
+ u'\n'.join([u' "{}",'.format(x.lower()) for x in vs])))
+
+
+# -----------------------------------------------------------------------------
+def write_aliases(out, args):
+ for enum in enums.values():
+ if enum.prefix is None:
+ continue
+
+ for v in enum.values:
+ out.write(u'constexpr auto {p}_{v} = {n}::{v};\n'.format(
+ p=enum.prefix, n=enum.name, v=v))
+
+ out.write(u'\n')
+
+
+# -----------------------------------------------------------------------------
+def write_conversions(out, args):
+ header = u'\n//{}\n'.format('-' * 77)
+
+ for enum in enums.values():
+ if enum.convert_internal:
+ continue
+
+ out.write(header)
+ out.write(
+ u'bool convert_string(const char *in, {} &out)\n'.format(
+ enum.name))
+ out.write(
+ u'{\n'
+ u' if (false)\n'
+ u' {\n'
+ u' }\n')
+
+ for v in enum.values:
+ for a in enum.value_aliases[v]:
+ out.write(
+ u' else if (strcasecmp(in, "{}") == 0)\n'
+ u' {{\n'
+ u' out = {};\n'
+ u' return(true);\n'
+ u' }}\n'.format(a, enum_value(enum, v)))
+
+ out.write(
+ u' else\n'
+ u' {\n'
+ u' return(false);\n'
+ u' }\n'
+ u'}\n\n')
+
+ for enum in enums.values():
+ out.write(header)
+ out.write(u'const char *to_string({} val)\n'.format(enum.name))
+ out.write(u'{\n'
+ u' switch (val)\n'
+ u' {\n')
+
+ for v in enum.values:
+ vs = v if enum.convert_internal else v.lower()
+ out.write(
+ u' case {}:\n'
+ u' return "{}";\n\n'.format(
+ enum_value(enum, v), vs))
+
+ out.write(
+ u' default:\n'
+ u' fprintf(stderr, "%s: Unknown {} \'%d\'\\n",\n'
+ u' __func__, static_cast<int>(val));\n'
+ u' log_flush(true);\n'
+ u' exit(EX_SOFTWARE);\n'
+ u' }}\n'
+ u'}}\n\n'.format(enum.name))
+
+
+# -----------------------------------------------------------------------------
+def main():
+ parser = argparse.ArgumentParser(description='Generate options.cpp')
+ parser.add_argument('output', type=str,
+ help='location of options.cpp to write')
+ parser.add_argument('header', type=str,
+ help='location of options.h to read')
+ parser.add_argument('template', type=str,
+ help='location of option_enum.cpp.in '
+ 'to use as template')
+ args = parser.parse_args()
+
+ with io.open(args.header, 'rt', encoding='utf-8') as f:
+ for line in iter(f.readline, ''):
+ line = line.strip()
+
+ me = re_enum_decl.match(line)
+ if me is not None:
+ e = Enumeration(me.group(1), me.group(3), f)
+ enums[e.name] = e
+ continue
+
+ mv = re_values.match(line)
+ if mv is not None:
+ enum_name = mv.group(1)
+ enum = enums['{}_e'.format(enum_name)]
+ values[enum_name] = enum.values
+
+ ma = re_aliases.match(line)
+ if ma is not None:
+ alias_args = [x.strip() for x in ma.group(1).split(',')]
+ enum = enums[alias_args[0]]
+ enum.add_aliases(*alias_args[1:])
+
+ replacements = {
+ u'##BANNER##': write_banner,
+ u'##VALUE_STRINGS##': write_value_strings,
+ u'##ALIASES##': write_aliases,
+ u'##CONVERSIONS##': write_conversions,
+ }
+
+ with io.open(args.output, 'wt', encoding='utf-8') as out:
+ with io.open(args.template, 'rt', encoding='utf-8') as t:
+ for line in t:
+ directive = line.strip()
+ if directive in replacements:
+ replacements[directive](out, args)
+ else:
+ out.write(line)
+
+
+# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+if __name__ == '__main__':
+ main()