f6e694c72b
This includes a few changes: * The repo name -- and hence the Go modules -- changes from pulumi-fabric to pulumi. * The Node.js SDK package changes from @pulumi/pulumi-fabric to just pulumi. * The CLI is renamed from lumi to pulumi.
49 lines
1.6 KiB
Go
49 lines
1.6 KiB
Go
// Copyright 2016-2017, Pulumi Corporation. All rights reserved.
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package lumidl
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import (
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"reflect"
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"strings"
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"github.com/pulumi/pulumi/pkg/diag"
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"github.com/pulumi/pulumi/pkg/util/cmdutil"
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)
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// PropertyOptionsTag is the field tag the IDL compiler uses to find property options.
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const PropertyOptionsTag = "pulumi"
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// PropertyOptions represents a parsed field tag, controlling how properties are treated.
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type PropertyOptions struct {
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Name string // the property name to emit into the package.
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Optional bool // true if this is an optional property.
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Replaces bool // true if changing this property triggers a replacement of this resource.
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In bool // true if this is part of the resource's input, but not its output, properties.
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Out bool // true if the property is part of the resource's output, rather than input, properties.
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}
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// ParsePropertyOptions parses a tag into a structured set of options.
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func ParsePropertyOptions(tag string) PropertyOptions {
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opts := PropertyOptions{}
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if lumi, has := reflect.StructTag(tag).Lookup(PropertyOptionsTag); has {
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// The first element is the name; all others are optional flags. All are delimited by commas.
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if keys := strings.Split(lumi, ","); len(keys) > 0 {
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opts.Name = keys[0]
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for _, key := range keys[1:] {
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switch key {
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case "optional":
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opts.Optional = true
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case "replaces":
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opts.Replaces = true
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case "in":
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opts.In = true
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case "out":
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opts.Out = true
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default:
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cmdutil.Diag().Errorf(diag.Message("unrecognized tag `pulumi:\"%v\"`"), key)
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}
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}
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}
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}
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return opts
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}
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