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Module:String: Difference between revisions
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50 revisions imported from mw:Module:String: importing String module as requested by User:Katsumi a.k.a. Upperdecker2562
(updated from enwiki) |
m (50 revisions imported from mw:Module:String: importing String module as requested by User:Katsumi a.k.a. Upperdecker2562) |
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Line 113:
Usage:
{{#invoke:String|match|source_string|pattern_string|start_index|match_number|plain_flag|
OR
{{#invoke:String|pos|s=source_string|pattern=pattern_string|start=start_index
Line 143:
For information on constructing Lua patterns, a form of [regular expression], see:
*
*
*
]]
-- This sub-routine is exported for use in other modules
function str.match( frame )▼
local s = new_args['s'] or '';▼
local start = tonumber( new_args['start'] ) or 1;▼
local plain_flag = str._getBoolean( new_args['plain'] or false );▼
local pattern = new_args['pattern'] or '';▼
local match_index = math.floor( tonumber(new_args['match']) or 1 );▼
local nomatch = new_args['nomatch'];▼
if s == '' then
return str._error( 'Target string is empty' );
Line 163 ⟶ 156:
return str._error( 'Pattern string is empty' );
end
start = tonumber(start) or 1
if math.abs(start) < 1 or math.abs(start) > mw.ustring.len( s ) then
return str._error( 'Requested start is out of range' );
Line 214 ⟶ 208:
return result;
end
end
-- This is the entry point for #invoke:String|match
▲function str.match( frame )
local new_args = str._getParameters( frame.args, {'s', 'pattern', 'start', 'match', 'plain', 'nomatch'} );
▲ local s = new_args['s'] or '';
▲ local start = tonumber( new_args['start'] ) or 1;
▲ local plain_flag = str._getBoolean( new_args['plain'] or false );
▲ local pattern = new_args['pattern'] or '';
▲ local match_index = math.floor( tonumber(new_args['match']) or 1 );
▲ local nomatch = new_args['nomatch'];
return str._match( s, pattern, start, match_index, plain, nomatch )
end
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