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add hex exponent support

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This commit is contained in:
Dave Holoway
2020-06-16 22:40:55 +01:00
parent 9d4e8ab7d0
commit dc39ae53b1
1 changed files with 3 additions and 1 deletions
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4
langserver/java/tokenizer.js
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@@ -139,15 +139,17 @@ function tokenize(source, offset = 0, length = source.length) {
* ```
* \d+(?:\.?\d*)?|\.\d+)[eE][+-]?\d*[fFdD]? decimal exponent: 1e0, 1.5e+10, 0.123E-20d
* (?:\d+\.\d*|\.\d+)[fFdD]? decimal number: 0.1, 12.34f, 7.D, .3
* 0[xX][\da-fA-F]*\.[\da-fA-F]*[pP][+-]?\d*[fFdD]? hex exponent: 0x123.abcP-100
* 0x[\da-fA-F]*[lL]? hex integer: 0x1, 0xaBc, 0x, 0x7L
* \d+[fFdDlL]? integer: 0, 123, 234f, 345L
* ```
* todo - underscore seperators
*/
const number_re = /((?:\d+(?:\.?\d*)?|\.\d+)[eE][+-]?\d*[fFdD]?)|((?:\d+\.\d*|\.\d+)[fFdD]?)|(0[xX][\da-fA-F]*[lL]?)|(\d+[fFdDlL]?)/g;
const number_re = /((?:\d+(?:\.?\d*)?|\.\d+)[eE][+-]?\d*[fFdD]?)|((?:\d+\.\d*|\.\d+)[fFdD]?)|(0[xX][\da-fA-F]*\.[\da-fA-F]*[pP][+-]?\d*[fFdD]?)|(0[xX][\da-fA-F]*[lL]?)|(\d+[fFdDlL]?)/g;
const number_token_types = [
'dec-exp-number-literal',
'dec-number-literal',
'hex-exp-number-literal',
'hex-number-literal',
'int-number-literal',
]