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core/asm: fix the bug of "00" prefix number (#22883)

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Evolution404 2021-05-18 16:22:58 +08:00 committed by GitHub
parent bb9f9ccf4f
commit b7a91663ab
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2 changed files with 5 additions and 1 deletions
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4
core/asm/lex_test.go
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@ -60,6 +60,10 @@ func TestLexer(t *testing.T) {
input: "0123abc", input: "0123abc",
tokens: []token{{typ: lineStart}, {typ: number, text: "0123"}, {typ: element, text: "abc"}, {typ: eof}}, tokens: []token{{typ: lineStart}, {typ: number, text: "0123"}, {typ: element, text: "abc"}, {typ: eof}},
}, },
{
input: "00123abc",
tokens: []token{{typ: lineStart}, {typ: number, text: "00123"}, {typ: element, text: "abc"}, {typ: eof}},
},
{ {
input: "@foo", input: "@foo",
tokens: []token{{typ: lineStart}, {typ: label, text: "foo"}, {typ: eof}}, tokens: []token{{typ: lineStart}, {typ: label, text: "foo"}, {typ: eof}},

2
core/asm/lexer.go
View File

@ -254,7 +254,7 @@ func lexInsideString(l *lexer) stateFn {
func lexNumber(l *lexer) stateFn { func lexNumber(l *lexer) stateFn {
acceptance := Numbers acceptance := Numbers
if l.accept("0") || l.accept("xX") { if l.accept("xX") {
acceptance = HexadecimalNumbers acceptance = HexadecimalNumbers
} }
l.acceptRun(acceptance) l.acceptRun(acceptance)