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// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"sort"
)
// Model contains the parsed version of the spec
type Model struct {
Version Metadata `json:"metaData"`
Requests []*Request `json:"requests"`
Notifications []*Notification `json:"notifications"`
Structures []*Structure `json:"structures"`
Enumerations []*Enumeration `json:"enumerations"`
TypeAliases []*TypeAlias `json:"typeAliases"`
Line int `json:"line"`
}
// Metadata is information about the version of the spec
type Metadata struct {
Version string `json:"version"`
Line int `json:"line"`
}
// A Request is the parsed version of an LSP request
type Request struct {
Documentation string `json:"documentation"`
ErrorData *Type `json:"errorData"`
Direction string `json:"messageDirection"`
Method string `json:"method"`
Params *Type `json:"params"`
PartialResult *Type `json:"partialResult"`
Proposed bool `json:"proposed"`
RegistrationMethod string `json:"registrationMethod"`
RegistrationOptions *Type `json:"registrationOptions"`
Result *Type `json:"result"`
Since string `json:"since"`
Line int `json:"line"`
}
// A Notificatin is the parsed version of an LSP notification
type Notification struct {
Documentation string `json:"documentation"`
Direction string `json:"messageDirection"`
Method string `json:"method"`
Params *Type `json:"params"`
Proposed bool `json:"proposed"`
RegistrationMethod string `json:"registrationMethod"`
RegistrationOptions *Type `json:"registrationOptions"`
Since string `json:"since"`
Line int `json:"line"`
}
// A Structure is the parsed version of an LSP structure from the spec
type Structure struct {
Documentation string `json:"documentation"`
Extends []*Type `json:"extends"`
Mixins []*Type `json:"mixins"`
Name string `json:"name"`
Properties []NameType `json:"properties"`
Proposed bool `json:"proposed"`
Since string `json:"since"`
Line int `json:"line"`
}
// An enumeration is the parsed version of an LSP enumeration from the spec
type Enumeration struct {
Documentation string `json:"documentation"`
Name string `json:"name"`
Proposed bool `json:"proposed"`
Since string `json:"since"`
SupportsCustomValues bool `json:"supportsCustomValues"`
Type *Type `json:"type"`
Values []NameValue `json:"values"`
Line int `json:"line"`
}
// A TypeAlias is the parsed version of an LSP type alias from the spec
type TypeAlias struct {
Documentation string `json:"documentation"`
Deprecated string `json:"deprecated"`
Name string `json:"name"`
Proposed bool `json:"proposed"`
Since string `json:"since"`
Type *Type `json:"type"`
Line int `json:"line"`
}
// A NameValue describes an enumeration constant
type NameValue struct {
Documentation string `json:"documentation"`
Name string `json:"name"`
Proposed bool `json:"proposed"`
Since string `json:"since"`
Value any `json:"value"` // number or string
Line int `json:"line"`
}
// A Type is the parsed version of an LSP type from the spec,
// or a Type the code constructs
type Type struct {
Kind string `json:"kind"` // -- which kind goes with which field --
Items []*Type `json:"items"` // "and", "or", "tuple"
Element *Type `json:"element"` // "array"
Name string `json:"name"` // "base", "reference"
Key *Type `json:"key"` // "map"
Value any `json:"value"` // "map", "stringLiteral", "literal"
Line int `json:"line"` // JSON source line
}
// ParsedLiteral is Type.Value when Type.Kind is "literal"
type ParseLiteral struct {
Properties `json:"properties"`
}
// A NameType represents the name and type of a structure element
type NameType struct {
Name string `json:"name"`
Type *Type `json:"type"`
Optional bool `json:"optional"`
Documentation string `json:"documentation"`
Deprecated string `json:"deprecated"`
Since string `json:"since"`
Proposed bool `json:"proposed"`
Line int `json:"line"`
}
// Properties are the collection of structure fields
type Properties []NameType
// addLineNumbers adds a "line" field to each object in the JSON.
func addLineNumbers(buf []byte) []byte {
var ans []byte
// In the specification .json file, the delimiter '{' is
// always followed by a newline. There are other {s embedded in strings.
// json.Token does not return \n, or :, or , so using it would
// require parsing the json to reconstruct the missing information.
for linecnt, i := 1, 0; i < len(buf); i++ {
ans = append(ans, buf[i])
switch buf[i] {
case '{':
if buf[i+1] == '\n' {
ans = append(ans, fmt.Sprintf(`"line": %d, `, linecnt)...)
// warning: this would fail if the spec file had
// `"value": {\n}`, but it does not, as comma is a separator.
}
case '\n':
linecnt++
}
}
return ans
}
type sortedMap[T any] map[string]T
func (s sortedMap[T]) keys() []string {
var keys []string
for k := range s {
keys = append(keys, k)
}
sort.Strings(keys)
return keys
}
|
