vise/go/resource/resource.go

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package resource
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import (
"context"
)
// EntryFunc is a function signature for retrieving value for a key
type EntryFunc func(sym string, ctx context.Context) (string, error)
type CodeFunc func(sym string) ([]byte, error)
type TemplateFunc func(sym string) (string, error)
type FuncForFunc func(sym string) (EntryFunc, error)
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// Resource implementation are responsible for retrieving values and templates for symbols, and can render templates from value dictionaries.
type Resource interface {
GetTemplate(sym string) (string, error) // Get the template for a given symbol.
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GetCode(sym string) ([]byte, error) // Get the bytecode for the given symbol.
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FuncFor(sym string) (EntryFunc, error) // Resolve symbol content point for.
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}
type MenuResource struct {
sinkValues []string
codeFunc CodeFunc
templateFunc TemplateFunc
funcFunc FuncForFunc
}
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// NewMenuResource creates a new MenuResource instance.
func NewMenuResource() *MenuResource {
return &MenuResource{}
}
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// WithCodeGetter sets the code symbol resolver method.
func(m *MenuResource) WithCodeGetter(codeGetter CodeFunc) *MenuResource {
m.codeFunc = codeGetter
return m
}
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// WithEntryGetter sets the content symbol resolver getter method.
func(m *MenuResource) WithEntryFuncGetter(entryFuncGetter FuncForFunc) *MenuResource {
m.funcFunc = entryFuncGetter
return m
}
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// WithTemplateGetter sets the template symbol resolver method.
func(m *MenuResource) WithTemplateGetter(templateGetter TemplateFunc) *MenuResource {
m.templateFunc = templateGetter
return m
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}
func(m *MenuResource) FuncFor(sym string) (EntryFunc, error) {
return m.funcFunc(sym)
}
func(m *MenuResource) GetCode(sym string) ([]byte, error) {
return m.codeFunc(sym)
}
func(m *MenuResource) GetTemplate(sym string) (string, error) {
return m.templateFunc(sym)
}