bug(forge fmt): fmt fails when encounters layout #10660
Description
Component
Forge
Have you ensured that all of these are up to date?
- Foundry
- Foundryup
What version of Foundry are you on?
forge Version: 1.2.1-stable
What version of Foundryup are you on?
No response
What command(s) is the bug in?
forge fmt
Operating System
Linux
Describe the bug
When running forge fmt on contracts that have variables/functions called layout it fails with
Error: Failed to parse Solidity code for src/Counter.sol. Leaving source unchanged.
Context:
- failed to parse file:
Error: ParserError
╭─[ :7:14 ]
│
7 │ function layout() public view returns (uint256) {
│ ───┬──
│ ╰──── unrecognised token 'layout', expected identifier, "(", "revert", "at", "leave", "switch", "case", "default"
───╯
Error: ParserError
╭─[ :7:20 ]
│
7 │ function layout() public view returns (uint256) {
│ ┬
│ ╰── unrecognised token '(', expected "at"
───╯
Error: ParserError
╭─[ :8:9 ]
│
8 │ return counter;
│ ───┬──
│ ╰──── unrecognised token 'return', expected identifier, annotation, string, hexstring, address, number, rational, hexnumber, ";", "}", "(", "[", Uint, Int, Bytes, "byte", "struct", "bool", "address", "string", "bytes", "event", "enum", "type", "true", "false", "payable", "constructor", "function", "mapping", "receive", "fallback", "at", "using", "modifier", "leave", "switch", "case", "default"
───╯
Error: ParserError
╭─[ :12:21 ]
│
12 │ uint256 $ = layout();
│ ───┬──
│ ╰──── unrecognised token 'layout', expected identifier, string, hexstring, address, number, rational, hexnumber, "(", "+", "-", "!", "~", "++", "--", "[", Uint, Int, Bytes, "byte", "bool", "address", "string", "bytes", "delete", "new", "type", "true", "false", "payable", "function", "revert", "mapping", "at", "leave", "switch", "case", "default"
────╯
Error: ParserError
╭─[ :12:27 ]
│
12 │ uint256 $ = layout();
│ ┬
│ ╰── unrecognised token '(', expected "at"
────╯
Error: ParserError
╭─[ :18:18 ]
│
18 │ counter++;
│ ┬
│ ╰── unrecognised token ';', expected identifier, "{", "(", "++", "--", "[", ".", "memory", "calldata", "storage", "transient", "public", "private", "external", "internal", "constant", "revert", "at", "override", "immutable", "leave", "switch", "case", "default"
────╯
Error: ParserError
╭─[ :20:1 ]
│
20 │ }
│ ┬
│ ╰── unrecognised token '}', expected identifier, annotation, string, hexstring, address, number, rational, hexnumber, ";", "(", "[", Uint, Int, Bytes, "byte", "struct", "import", "contract", "pragma", "bool", "address", "string", "bytes", "interface", "library", "event", "enum", "type", "true", "false", "payable", "function", "mapping", "at", "abstract", "using", "leave", "switch", "case", "default"
This only happens in v1.2. Version v1.1 doesn't have this issue
Repository to reproduce: https://github.com/gnkz/forge-fmt-issue
Github action run that shows the error: https://github.com/gnkz/forge-fmt-issue/actions/runs/15324565761/job/43115719350