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perf: use binary search for event and tag names in view macro (#1430)

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g-re-g 2023-07-24 15:06:34 -04:00 committed by GitHub
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1 changed files with 153 additions and 159 deletions
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312
leptos_macro/src/view.rs
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@ -20,32 +20,19 @@ enum TagType {
Math,
}
// Keep list alphabetized for binary search
const TYPED_EVENTS: [&str; 126] = [
"afterprint",
"beforeprint",
"beforeunload",
"gamepadconnected",
"gamepaddisconnected",
"hashchange",
"languagechange",
"message",
"messageerror",
"offline",
"online",
"pagehide",
"pageshow",
"popstate",
"rejectionhandled",
"storage",
"unhandledrejection",
"unload",
"DOMContentLoaded",
"abort",
"afterprint",
"animationcancel",
"animationend",
"animationiteration",
"animationstart",
"auxclick",
"beforeinput",
"beforeprint",
"beforeunload",
"blur",
"canplay",
"canplaythrough",
@ -56,8 +43,12 @@ const TYPED_EVENTS: [&str; 126] = [
"compositionstart",
"compositionupdate",
"contextmenu",
"copy",
"cuechange",
"cut",
"dblclick",
"devicemotion",
"deviceorientation",
"drag",
"dragend",
"dragenter",
@ -73,17 +64,25 @@ const TYPED_EVENTS: [&str; 126] = [
"focusin",
"focusout",
"formdata",
"fullscreenchange",
"fullscreenerror",
"gamepadconnected",
"gamepaddisconnected",
"gotpointercapture",
"hashchange",
"input",
"invalid",
"keydown",
"keypress",
"keyup",
"languagechange",
"load",
"loadeddata",
"loadedmetadata",
"loadstart",
"lostpointercapture",
"message",
"messageerror",
"mousedown",
"mouseenter",
"mouseleave",
@ -91,6 +90,12 @@ const TYPED_EVENTS: [&str; 126] = [
"mouseout",
"mouseover",
"mouseup",
"offline",
"online",
"orientationchange",
"pagehide",
"pageshow",
"paste",
"pause",
"play",
"playing",
@ -98,12 +103,17 @@ const TYPED_EVENTS: [&str; 126] = [
"pointerdown",
"pointerenter",
"pointerleave",
"pointerlockchange",
"pointerlockerror",
"pointermove",
"pointerout",
"pointerover",
"pointerup",
"popstate",
"progress",
"ratechange",
"readystatechange",
"rejectionhandled",
"reset",
"resize",
"scroll",
@ -115,6 +125,7 @@ const TYPED_EVENTS: [&str; 126] = [
"selectstart",
"slotchange",
"stalled",
"storage",
"submit",
"suspend",
"timeupdate",
@ -127,6 +138,9 @@ const TYPED_EVENTS: [&str; 126] = [
"transitionend",
"transitionrun",
"transitionstart",
"unhandledrejection",
"unload",
"visibilitychange",
"volumechange",
"waiting",
"webkitanimationend",
@ -134,21 +148,10 @@ const TYPED_EVENTS: [&str; 126] = [
"webkitanimationstart",
"webkittransitionend",
"wheel",
"DOMContentLoaded",
"devicemotion",
"deviceorientation",
"orientationchange",
"copy",
"cut",
"paste",
"fullscreenchange",
"fullscreenerror",
"pointerlockchange",
"pointerlockerror",
"readystatechange",
"visibilitychange",
];
const CUSTOM_EVENT: &str = "Custom";
pub(crate) fn render_view(
cx: &Ident,
nodes: &[Node],
@ -348,7 +351,7 @@ fn root_element_to_tokens_ssr(
// We can use open_tag.span(), to provide simmilar(to name span) diagnostic
// in case of expansion error, but it will also higlight "<" token.
let typed_element_name = if is_custom_element {
Ident::new("Custom", Span::call_site())
Ident::new(CUSTOM_EVENT, Span::call_site())
} else {
let camel_cased = camel_case_tag_name(
tag_name
@ -1378,12 +1381,10 @@ fn attribute_to_tokens(
pub(crate) fn parse_event_name(name: &str) -> (TokenStream, bool, bool) {
let (name, is_force_undelegated) = parse_event(name);
let event_type = TYPED_EVENTS
.iter()
.find(|e| **e == name)
.copied()
.unwrap_or("Custom");
let is_custom = event_type == "Custom";
let (event_type, is_custom) = TYPED_EVENTS
.binary_search(&name)
.map(|_| (name, false))
.unwrap_or((CUSTOM_EVENT, true));
let Ok(event_type) = event_type.parse::<TokenStream>() else {
abort!(event_type, "couldn't parse event name");
@ -1741,10 +1742,9 @@ pub(crate) fn event_from_attribute_node(
let (name, name_undelegated) = parse_event(&event_name);
let event_type = TYPED_EVENTS
.iter()
.find(|e| **e == name)
.copied()
.unwrap_or("Custom");
.binary_search(&name)
.map(|_| (name))
.unwrap_or(CUSTOM_EVENT);
let Ok(event_type) = event_type.parse::<TokenStream>() else {
abort!(attr.key, "couldn't parse event name");
@ -1831,23 +1831,13 @@ fn is_custom_element(tag: &str) -> bool {
fn is_self_closing(node: &NodeElement) -> bool {
// self-closing tags
// https://developer.mozilla.org/en-US/docs/Glossary/Empty_element
matches!(
node.name().to_string().as_str(),
"area"
| "base"
| "br"
| "col"
| "embed"
| "hr"
| "img"
| "input"
| "link"
| "meta"
| "param"
| "source"
| "track"
| "wbr"
)
// Keep list alphabetized for binary search
[
"area", "base", "br", "col", "embed", "hr", "img", "input", "link",
"meta", "param", "source", "track", "wbr",
]
.binary_search(&node.name().to_string().as_str())
.is_ok()
}
fn camel_case_tag_name(tag_name: &str) -> String {
@ -1863,109 +1853,113 @@ fn camel_case_tag_name(tag_name: &str) -> String {
}
fn is_svg_element(tag: &str) -> bool {
matches!(
tag,
"animate"
| "animateMotion"
| "animateTransform"
| "circle"
| "clipPath"
| "defs"
| "desc"
| "discard"
| "ellipse"
| "feBlend"
| "feColorMatrix"
| "feComponentTransfer"
| "feComposite"
| "feConvolveMatrix"
| "feDiffuseLighting"
| "feDisplacementMap"
| "feDistantLight"
| "feDropShadow"
| "feFlood"
| "feFuncA"
| "feFuncB"
| "feFuncG"
| "feFuncR"
| "feGaussianBlur"
| "feImage"
| "feMerge"
| "feMergeNode"
| "feMorphology"
| "feOffset"
| "fePointLight"
| "feSpecularLighting"
| "feSpotLight"
| "feTile"
| "feTurbulence"
| "filter"
| "foreignObject"
| "g"
| "hatch"
| "hatchpath"
| "image"
| "line"
| "linearGradient"
| "marker"
| "mask"
| "metadata"
| "mpath"
| "path"
| "pattern"
| "polygon"
| "polyline"
| "radialGradient"
| "rect"
| "set"
| "stop"
| "svg"
| "switch"
| "symbol"
| "text"
| "textPath"
| "tspan"
| "use"
| "use_"
| "view"
)
// Keep list alphabetized for binary search
[
"animate",
"animateMotion",
"animateTransform",
"circle",
"clipPath",
"defs",
"desc",
"discard",
"ellipse",
"feBlend",
"feColorMatrix",
"feComponentTransfer",
"feComposite",
"feConvolveMatrix",
"feDiffuseLighting",
"feDisplacementMap",
"feDistantLight",
"feDropShadow",
"feFlood",
"feFuncA",
"feFuncB",
"feFuncG",
"feFuncR",
"feGaussianBlur",
"feImage",
"feMerge",
"feMergeNode",
"feMorphology",
"feOffset",
"fePointLight",
"feSpecularLighting",
"feSpotLight",
"feTile",
"feTurbulence",
"filter",
"foreignObject",
"g",
"hatch",
"hatchpath",
"image",
"line",
"linearGradient",
"marker",
"mask",
"metadata",
"mpath",
"path",
"pattern",
"polygon",
"polyline",
"radialGradient",
"rect",
"set",
"stop",
"svg",
"switch",
"symbol",
"text",
"textPath",
"tspan",
"use",
"use_",
"view",
]
.binary_search(&tag)
.is_ok()
}
fn is_math_ml_element(tag: &str) -> bool {
matches!(
tag,
"math"
| "mi"
| "mn"
| "mo"
| "ms"
| "mspace"
| "mtext"
| "menclose"
| "merror"
| "mfenced"
| "mfrac"
| "mpadded"
| "mphantom"
| "mroot"
| "mrow"
| "msqrt"
| "mstyle"
| "mmultiscripts"
| "mover"
| "mprescripts"
| "msub"
| "msubsup"
| "msup"
| "munder"
| "munderover"
| "mtable"
| "mtd"
| "mtr"
| "maction"
| "annotation"
| "semantics"
)
// Keep list alphabetized for binary search
[
"annotation",
"maction",
"math",
"menclose",
"merror",
"mfenced",
"mfrac",
"mi",
"mmultiscripts",
"mn",
"mo",
"mover",
"mpadded",
"mphantom",
"mprescripts",
"mroot",
"mrow",
"ms",
"mspace",
"msqrt",
"mstyle",
"msub",
"msubsup",
"msup",
"mtable",
"mtd",
"mtext",
"mtr",
"munder",
"munderover",
"semantics",
]
.binary_search(&tag)
.is_ok()
}
fn is_ambiguous_element(tag: &str) -> bool {