Reduce string copies and allocations when emitting inlined sourcemaps #1550
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dzbarsky
commented
Aug 10, 2025
| func (gen *Generator) Base64DataURL() string { | ||
| const prefix = "data:application/json;base64," | ||
| data := gen.bytes() | ||
| buf := make([]byte, len(prefix)+base64.StdEncoding.EncodedLen(len(data))) |
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this can also be done via strings.Builder with Grow and Write if preferred, it's essentially the same unsafe.String trick under the hood
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Yes, avoiding unsafe is preferred.
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@microsoft-github-policy-service agre |
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@microsoft-github-policy-service agree |
jakebailey
reviewed
Aug 10, 2025
| @@ -1,11 +1,13 @@ | |||
| package sourcemap | |||
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| import ( | |||
| "encoding/base64" | |||
| "encoding/json" | |||
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Not really sure why you swapped out the json import?
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