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Handling ambiguities in the bison glr parser #5235

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czpmango opened this issue Jan 11, 2023 · 1 comment
Closed

Handling ambiguities in the bison glr parser #5235

czpmango opened this issue Jan 11, 2023 · 1 comment
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@czpmango
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affects/none PR/issue: this bug affects none version. process/fixed Process of bug severity/none Severity of bug type/bug Type: something is unexpected
Milestone
v3.5.0

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@czpmango
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czpmango commented Jan 11, 2023 •
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Describe the bug
An ambiguity from bison glr parser occurred when parsing some statements.

Your Environment
nebula 3.3.0

How To Reproduce

(root@nebula) [nba]> MATCH (v:player{name: 'Tim Duncan'})-[e:like*0..2]-(v2) WHERE size([ii in e WHERE (v)-[ii]-(v2) | ii])>1  RETURN count(*) AS cnt 
[ERROR (-1004)]: SyntaxError: syntax is ambiguous near `(v)-[ii]-(v2)'

Expected behavior
Parse out the correct AST.
@czpmango czpmango added the type/bug Type: something is unexpected label Jan 11, 2023
@github-actions github-actions bot added affects/none PR/issue: this bug affects none version. severity/none Severity of bug labels Jan 11, 2023
@xtcyclist xtcyclist added this to the v3.5.0 milestone Jan 11, 2023
@yixinglu yixinglu mentioned this issue Jan 12, 2023
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@wey-gu wey-gu mentioned this issue Jan 14, 2023
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@czpmango czpmango mentioned this issue Jan 31, 2023
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@czpmango
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Already fixed.

@github-actions github-actions bot added the process/fixed Process of bug label Feb 27, 2023
@wey-gu wey-gu mentioned this issue Mar 4, 2023
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v3.5.0
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@xtcyclist @czpmango