Simulator first commit
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231
node_modules/toml/src/toml.pegjs
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vendored
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231
node_modules/toml/src/toml.pegjs
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@ -0,0 +1,231 @@
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{
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var nodes = [];
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function genError(err, line, col) {
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var ex = new Error(err);
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ex.line = line;
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ex.column = col;
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throw ex;
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}
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function addNode(node) {
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nodes.push(node);
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}
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function node(type, value, line, column, key) {
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var obj = { type: type, value: value, line: line(), column: column() };
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if (key) obj.key = key;
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return obj;
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}
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function convertCodePoint(str, line, col) {
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var num = parseInt("0x" + str);
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if (
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!isFinite(num) ||
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Math.floor(num) != num ||
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num < 0 ||
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num > 0x10FFFF ||
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(num > 0xD7FF && num < 0xE000)
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) {
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genError("Invalid Unicode escape code: " + str, line, col);
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} else {
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return fromCodePoint(num);
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}
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}
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function fromCodePoint() {
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var MAX_SIZE = 0x4000;
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var codeUnits = [];
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var highSurrogate;
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var lowSurrogate;
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var index = -1;
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var length = arguments.length;
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if (!length) {
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return '';
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}
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var result = '';
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while (++index < length) {
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var codePoint = Number(arguments[index]);
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if (codePoint <= 0xFFFF) { // BMP code point
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codeUnits.push(codePoint);
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} else { // Astral code point; split in surrogate halves
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// http://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
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codePoint -= 0x10000;
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highSurrogate = (codePoint >> 10) + 0xD800;
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lowSurrogate = (codePoint % 0x400) + 0xDC00;
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codeUnits.push(highSurrogate, lowSurrogate);
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}
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if (index + 1 == length || codeUnits.length > MAX_SIZE) {
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result += String.fromCharCode.apply(null, codeUnits);
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codeUnits.length = 0;
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}
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}
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return result;
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}
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}
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start
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= line* { return nodes }
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line
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= S* expr:expression S* comment* (NL+ / EOF)
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/ S+ (NL+ / EOF)
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/ NL
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expression
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= comment / path / tablearray / assignment
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comment
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= '#' (!(NL / EOF) .)*
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path
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= '[' S* name:table_key S* ']' { addNode(node('ObjectPath', name, line, column)) }
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tablearray
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= '[' '[' S* name:table_key S* ']' ']' { addNode(node('ArrayPath', name, line, column)) }
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table_key
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= parts:dot_ended_table_key_part+ name:table_key_part { return parts.concat(name) }
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/ name:table_key_part { return [name] }
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table_key_part
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= S* name:key S* { return name }
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/ S* name:quoted_key S* { return name }
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dot_ended_table_key_part
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= S* name:key S* '.' S* { return name }
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/ S* name:quoted_key S* '.' S* { return name }
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assignment
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= key:key S* '=' S* value:value { addNode(node('Assign', value, line, column, key)) }
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/ key:quoted_key S* '=' S* value:value { addNode(node('Assign', value, line, column, key)) }
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key
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= chars:ASCII_BASIC+ { return chars.join('') }
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quoted_key
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= node:double_quoted_single_line_string { return node.value }
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/ node:single_quoted_single_line_string { return node.value }
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value
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= string / datetime / float / integer / boolean / array / inline_table
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string
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= double_quoted_multiline_string
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/ double_quoted_single_line_string
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/ single_quoted_multiline_string
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/ single_quoted_single_line_string
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double_quoted_multiline_string
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= '"""' NL? chars:multiline_string_char* '"""' { return node('String', chars.join(''), line, column) }
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double_quoted_single_line_string
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= '"' chars:string_char* '"' { return node('String', chars.join(''), line, column) }
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single_quoted_multiline_string
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= "'''" NL? chars:multiline_literal_char* "'''" { return node('String', chars.join(''), line, column) }
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single_quoted_single_line_string
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= "'" chars:literal_char* "'" { return node('String', chars.join(''), line, column) }
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string_char
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= ESCAPED / (!'"' char:. { return char })
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literal_char
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= (!"'" char:. { return char })
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multiline_string_char
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= ESCAPED / multiline_string_delim / (!'"""' char:. { return char})
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multiline_string_delim
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= '\\' NL NLS* { return '' }
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multiline_literal_char
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= (!"'''" char:. { return char })
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float
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= left:(float_text / integer_text) ('e' / 'E') right:integer_text { return node('Float', parseFloat(left + 'e' + right), line, column) }
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/ text:float_text { return node('Float', parseFloat(text), line, column) }
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float_text
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= '+'? digits:(DIGITS '.' DIGITS) { return digits.join('') }
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/ '-' digits:(DIGITS '.' DIGITS) { return '-' + digits.join('') }
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integer
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= text:integer_text { return node('Integer', parseInt(text, 10), line, column) }
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integer_text
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= '+'? digits:DIGIT+ !'.' { return digits.join('') }
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/ '-' digits:DIGIT+ !'.' { return '-' + digits.join('') }
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boolean
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= 'true' { return node('Boolean', true, line, column) }
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/ 'false' { return node('Boolean', false, line, column) }
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array
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= '[' array_sep* ']' { return node('Array', [], line, column) }
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/ '[' value:array_value? ']' { return node('Array', value ? [value] : [], line, column) }
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/ '[' values:array_value_list+ ']' { return node('Array', values, line, column) }
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/ '[' values:array_value_list+ value:array_value ']' { return node('Array', values.concat(value), line, column) }
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array_value
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= array_sep* value:value array_sep* { return value }
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array_value_list
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= array_sep* value:value array_sep* ',' array_sep* { return value }
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array_sep
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= S / NL / comment
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inline_table
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= '{' S* values:inline_table_assignment* S* '}' { return node('InlineTable', values, line, column) }
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inline_table_assignment
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= S* key:key S* '=' S* value:value S* ',' S* { return node('InlineTableValue', value, line, column, key) }
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/ S* key:key S* '=' S* value:value { return node('InlineTableValue', value, line, column, key) }
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secfragment
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= '.' digits:DIGITS { return "." + digits }
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date
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= date:(
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DIGIT DIGIT DIGIT DIGIT
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'-'
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DIGIT DIGIT
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'-'
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DIGIT DIGIT
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) { return date.join('') }
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time
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= time:(DIGIT DIGIT ':' DIGIT DIGIT ':' DIGIT DIGIT secfragment?) { return time.join('') }
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time_with_offset
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= time:(
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DIGIT DIGIT ':' DIGIT DIGIT ':' DIGIT DIGIT secfragment?
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('-' / '+')
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DIGIT DIGIT ':' DIGIT DIGIT
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) { return time.join('') }
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datetime
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= date:date 'T' time:time 'Z' { return node('Date', new Date(date + "T" + time + "Z"), line, column) }
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/ date:date 'T' time:time_with_offset { return node('Date', new Date(date + "T" + time), line, column) }
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S = [ \t]
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NL = "\n" / "\r" "\n"
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NLS = NL / S
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EOF = !.
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HEX = [0-9a-f]i
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DIGIT = DIGIT_OR_UNDER
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DIGIT_OR_UNDER = [0-9]
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/ '_' { return "" }
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ASCII_BASIC = [A-Za-z0-9_\-]
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DIGITS = d:DIGIT_OR_UNDER+ { return d.join('') }
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ESCAPED = '\\"' { return '"' }
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/ '\\\\' { return '\\' }
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/ '\\b' { return '\b' }
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/ '\\t' { return '\t' }
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/ '\\n' { return '\n' }
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/ '\\f' { return '\f' }
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/ '\\r' { return '\r' }
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/ ESCAPED_UNICODE
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ESCAPED_UNICODE = "\\U" digits:(HEX HEX HEX HEX HEX HEX HEX HEX) { return convertCodePoint(digits.join('')) }
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/ "\\u" digits:(HEX HEX HEX HEX) { return convertCodePoint(digits.join('')) }
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