The RC version in the go.mod file cannot be retrieved

[sonatard]

Description:

RC is not included in the scope of the regular expression

setup-go/src/installer.ts

Line 467 in 3041bf5

const match = contents.match(/^go (\d+(\.\d+)*)/m);

Action version:
Specify the action version

Platform:

• Ubuntu
• macOS
• Windows

Runner type:

• Hosted
• Self-hosted

Tools version:
Go 1.24rc1

Repro steps:

// go.mod
go 1.24rc1

    - uses: actions/setup-go@v5
      with:
        go-version-file: ./go.mod
        cache: false

Expected behavior:

Setup go version spec 1.24rc1
Attempting to download 1.24rc1...
matching 1.24rc1...

Actual behavior:

Setup go version spec 1.24
Attempting to download 1.24...
matching 1.24...

[mahalakshmi-rekadi]

Hello @sonatard,
Thank you for creating this issue. We will investigate it and provide feedback as soon as we have some updates.