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Crystal HEREDOCs Cause Freezing #7092

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dylhack opened this issue Apr 3, 2024 · 1 comment
Closed

Crystal HEREDOCs Cause Freezing #7092

dylhack opened this issue Apr 3, 2024 · 1 comment

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@dylhack
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dylhack commented Apr 3, 2024

HEREDOCs in crystal causes JavaScript to hang.

Reproducing

  1. Go-to https://codemirror.net/5/mode/crystal/index.html where Crystal is demoed.
  2. Type <<-'HERE' followed by any character.
  3. See infinite loop
@marijnh marijnh closed this as completed in b7b1bbc Apr 3, 2024
@marijnh
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marijnh commented Apr 3, 2024

Attached patch should fix this.

marijnh added a commit to codemirror/legacy-modes that referenced this issue Apr 3, 2024
@marijnh
Fix an infinite loop in Crystal heredoc tokenizing
9ac2311 
FIX: Fix an infinite loop when tokenizing heredoc strings in the Crystal mode.

Closes codemirror/codemirror5#7092
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@marijnh @dylhack