rustdoc-search: add parser for `&` syntax

This commit is contained in:
Michael Howell 2024-04-18 21:30:39 -07:00
parent 8b47f67817
commit 3c4e180e68
3 changed files with 659 additions and 0 deletions

View File

@ -786,6 +786,37 @@ function initSearch(rawSearchIndex) {
}
elems.push(makePrimitiveElement(name, { bindingName, generics }));
}
} else if (parserState.userQuery[parserState.pos] === "&") {
if (parserState.typeFilter !== null && parserState.typeFilter !== "primitive") {
throw [
"Invalid search type: primitive ",
"&",
" and ",
parserState.typeFilter,
" both specified",
];
}
parserState.typeFilter = null;
parserState.pos += 1;
let c = parserState.userQuery[parserState.pos];
while (c === " " && parserState.pos < parserState.length) {
parserState.pos += 1;
c = parserState.userQuery[parserState.pos];
}
const generics = [];
if (parserState.userQuery.slice(parserState.pos, parserState.pos + 3) === "mut") {
generics.push(makePrimitiveElement("mut", { typeFilter: "keyword"}));
parserState.pos += 3;
c = parserState.userQuery[parserState.pos];
}
while (c === " " && parserState.pos < parserState.length) {
parserState.pos += 1;
c = parserState.userQuery[parserState.pos];
}
if (!isEndCharacter(c) && parserState.pos < parserState.length) {
getFilteredNextElem(query, parserState, generics, isInGenerics);
}
elems.push(makePrimitiveElement("reference", { generics }));
} else {
const isStringElem = parserState.userQuery[start] === "\"";
// We handle the strings on their own mostly to make code easier to follow.

View File

@ -0,0 +1,527 @@
const PARSED = [
{
query: '&[',
elems: [],
foundElems: 0,
original: '&[',
returned: [],
userQuery: '&[',
error: 'Unclosed `[`',
},
{
query: '[&',
elems: [],
foundElems: 0,
original: '[&',
returned: [],
userQuery: '[&',
error: 'Unclosed `[`',
},
{
query: '&&&D, []',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "d",
fullPath: ["d"],
pathWithoutLast: [],
pathLast: "d",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
typeFilter: 1,
},
],
typeFilter: 1,
},
{
name: "[]",
fullPath: ["[]"],
pathWithoutLast: [],
pathLast: "[]",
generics: [],
typeFilter: 1,
},
],
foundElems: 2,
original: '&&&D, []',
returned: [],
userQuery: '&&&d, []',
error: null,
},
{
query: '&&&[D]',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "[]",
fullPath: ["[]"],
pathWithoutLast: [],
pathLast: "[]",
generics: [
{
name: "d",
fullPath: ["d"],
pathWithoutLast: [],
pathLast: "d",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
typeFilter: 1,
},
],
typeFilter: 1,
},
],
typeFilter: 1,
},
],
foundElems: 1,
original: '&&&[D]',
returned: [],
userQuery: '&&&[d]',
error: null,
},
{
query: '&',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [],
typeFilter: 1,
},
],
foundElems: 1,
original: '&',
returned: [],
userQuery: '&',
error: null,
},
{
query: '&mut',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "mut",
fullPath: ["mut"],
pathWithoutLast: [],
pathLast: "mut",
generics: [],
typeFilter: 0,
},
],
typeFilter: 1,
},
],
foundElems: 1,
original: '&mut',
returned: [],
userQuery: '&mut',
error: null,
},
{
query: '&,u8',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [],
typeFilter: 1,
},
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
foundElems: 2,
original: "&,u8",
returned: [],
userQuery: "&,u8",
error: null,
},
{
query: '&mut,u8',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "mut",
fullPath: ["mut"],
pathWithoutLast: [],
pathLast: "mut",
generics: [],
typeFilter: 0,
},
],
typeFilter: 1,
},
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
foundElems: 2,
original: "&mut,u8",
returned: [],
userQuery: "&mut,u8",
error: null,
},
{
query: '&u8',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
foundElems: 1,
original: "&u8",
returned: [],
userQuery: "&u8",
error: null,
},
{
query: '&u8<u8>',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
foundElems: 1,
original: "&u8<u8>",
returned: [],
userQuery: "&u8<u8>",
error: null,
},
{
query: 'u8<&u8>',
elems: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
typeFilter: -1,
},
],
foundElems: 1,
original: "u8<&u8>",
returned: [],
userQuery: "u8<&u8>",
error: null,
},
{
query: 'u8<&u8, u8>',
elems: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: -1,
},
],
foundElems: 1,
original: "u8<&u8, u8>",
returned: [],
userQuery: "u8<&u8, u8>",
error: null,
},
{
query: 'u8<&u8>',
elems: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
typeFilter: -1,
},
],
foundElems: 1,
original: "u8<&u8>",
returned: [],
userQuery: "u8<&u8>",
error: null,
},
{
query: 'u8<&mut u8, u8>',
elems: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "mut",
fullPath: ["mut"],
pathWithoutLast: [],
pathLast: "mut",
generics: [],
typeFilter: 0,
},
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: -1,
},
],
foundElems: 1,
original: "u8<&mut u8, u8>",
returned: [],
userQuery: "u8<&mut u8, u8>",
error: null,
},
{
query: 'primitive:&u8',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: -1,
},
],
typeFilter: 1,
},
],
foundElems: 1,
original: "primitive:&u8",
returned: [],
userQuery: "primitive:&u8",
error: null,
},
{
query: 'macro:&u8',
elems: [],
foundElems: 0,
original: "macro:&u8",
returned: [],
userQuery: "macro:&u8",
error: "Invalid search type: primitive `&` and `macro` both specified",
},
{
query: '&macro:u8',
elems: [
{
name: "reference",
fullPath: ["reference"],
pathWithoutLast: [],
pathLast: "reference",
generics: [
{
name: "u8",
fullPath: ["u8"],
pathWithoutLast: [],
pathLast: "u8",
generics: [],
typeFilter: 16,
},
],
typeFilter: 1,
},
],
foundElems: 1,
original: "&macro:u8",
returned: [],
userQuery: "&macro:u8",
error: null,
},
];

View File

@ -132,4 +132,105 @@ const EXPECTED = [
'query': 'reference<mut, reference<middle>>, reference<mut, reference<middle>> -> ()',
'others': [],
},
// pinkie with shorthand
{
'query': '&usize, usize -> ()',
'others': [
{ 'path': 'reference', 'name': 'pinky' },
],
},
{
'query': '&usize, &usize -> ()',
'others': [],
},
{
'query': '&mut usize, usize -> ()',
'others': [],
},
// thumb with shorthand
{
'query': '&thumb, thumb -> ()',
'others': [
{ 'path': 'reference::Thumb', 'name': 'up' },
],
},
{
'query': '&thumb, &thumb -> ()',
'others': [],
},
{
'query': '&mut thumb, thumb -> ()',
'others': [],
},
// index with explicit names
{
'query': '&index, index -> ()',
'others': [
{ 'path': 'reference::Index', 'name': 'point' },
],
},
{
'query': '&index, &index -> ()',
'others': [],
},
{
'query': '&mut index, index -> ()',
'others': [],
},
// ring with shorthand
{
'query': '&ring, ring -> ()',
'others': [
{ 'path': 'reference::Ring', 'name': 'wear' },
],
},
{
'query': '&ring, ring -> ()',
'others': [
{ 'path': 'reference::Ring', 'name': 'wear' },
],
},
{
'query': '&mut ring, &ring -> ()',
'others': [
{ 'path': 'reference::Ring', 'name': 'wear' },
],
},
{
'query': '&mut ring, &mut ring -> ()',
'others': [],
},
// middle with shorthand
{
'query': '&middle, &middle -> ()',
'others': [
{ 'path': 'reference', 'name': 'show' },
],
},
{
'query': '&mut middle, &mut middle -> ()',
'others': [
{ 'path': 'reference', 'name': 'show' },
],
},
{
'query': '&&mut middle, &mut &middle -> ()',
'others': [
{ 'path': 'reference', 'name': 'show' },
],
},
{
'query': '&mut &middle, &&mut middle -> ()',
'others': [
{ 'path': 'reference', 'name': 'show' },
],
},
{
'query': '&&mut middle, &&mut middle -> ()',
'others': [],
},
{
'query': '&mut &middle, &mut &middle -> ()',
'others': [],
},
];