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diagnosticcache.go
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diagnosticcache.go
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package proxy
import (
"sync"
lsp "github.com/a-h/protocol"
)
func NewDiagnosticCache() *DiagnosticCache {
return &DiagnosticCache{
m: &sync.Mutex{},
cache: make(map[string]fileDiagnostic),
}
}
type fileDiagnostic struct {
templDiagnostics []lsp.Diagnostic
goplsDiagnostics []lsp.Diagnostic
}
type DiagnosticCache struct {
m *sync.Mutex
cache map[string]fileDiagnostic
}
func zeroLengthSliceIfNil(diags []lsp.Diagnostic) []lsp.Diagnostic {
if diags == nil {
return make([]lsp.Diagnostic, 0)
}
return diags
}
func (dc *DiagnosticCache) AddTemplDiagnostics(uri string, goDiagnostics []lsp.Diagnostic) []lsp.Diagnostic {
goDiagnostics = zeroLengthSliceIfNil(goDiagnostics)
dc.m.Lock()
defer dc.m.Unlock()
diag := dc.cache[uri]
diag.goplsDiagnostics = goDiagnostics
diag.templDiagnostics = zeroLengthSliceIfNil(diag.templDiagnostics)
dc.cache[uri] = diag
return append(diag.templDiagnostics, goDiagnostics...)
}
func (dc *DiagnosticCache) ClearTemplDiagnostics(uri string) {
dc.m.Lock()
defer dc.m.Unlock()
diag := dc.cache[uri]
diag.templDiagnostics = make([]lsp.Diagnostic, 0)
dc.cache[uri] = diag
}
func (dc *DiagnosticCache) AddGoDiagnostics(uri string, templDiagnostics []lsp.Diagnostic) []lsp.Diagnostic {
templDiagnostics = zeroLengthSliceIfNil(templDiagnostics)
dc.m.Lock()
defer dc.m.Unlock()
diag := dc.cache[uri]
diag.templDiagnostics = templDiagnostics
diag.goplsDiagnostics = zeroLengthSliceIfNil(diag.goplsDiagnostics)
dc.cache[uri] = diag
return append(diag.goplsDiagnostics, templDiagnostics...)
}