5 files changed, 63 insertions, 0 deletions
diff --git a/src/lib/dom.ts b/src/lib/dom.ts
new file mode 100644
index 0000000..2ab4de5
--- /dev/null
+++ b/src/lib/dom.ts
@@ -0,0 +1,6 @@
+export function replaceChildren(parent: Element, ...newChildren: Element[]) {
+  while (parent.lastChild) {
+    parent.removeChild(parent.lastChild)
+  }
+  newChildren.forEach(c => parent.appendChild(c))
+}
diff --git a/src/lib/format.ts b/src/lib/format.ts
new file mode 100644
index 0000000..28aa50f
--- /dev/null
+++ b/src/lib/format.ts
@@ -0,0 +1,9 @@
+export function decimal(n: number): string {
+  const str = n.toString()
+  const xs = str.split('.')
+  if (xs.length == 2) {
+    return `${xs[0]},${xs[1].slice(0, 2).padEnd(2, '0')}`
+  } else {
+    return `${str},00`
+  }
+}
diff --git a/src/lib/function.ts b/src/lib/function.ts
new file mode 100644
index 0000000..db7b436
--- /dev/null
+++ b/src/lib/function.ts
@@ -0,0 +1,7 @@
+export function debounce(func: any, timeout = 300){
+  let timer: any;
+  return (...args: any) => {
+    clearTimeout(timer);
+    timer = setTimeout(() => { func.apply(this, args); }, timeout);
+  };
+}
diff --git a/src/lib/h.ts b/src/lib/h.ts
new file mode 100644
index 0000000..bb21efd
--- /dev/null
+++ b/src/lib/h.ts
@@ -0,0 +1,30 @@
+type Child = Element | Text | string | number
+
+export default function h(
+  tagName: string,
+  attrs: object,
+  ...children: Child[]
+): Element {
+  const isSvg = tagName === 'svg' || tagName === 'path'
+
+  let elem = isSvg
+    ? document.createElementNS('http://www.w3.org/2000/svg', tagName)
+    : document.createElement(tagName)
+
+  if (isSvg) {
+    Object.entries(attrs).forEach(([key, value]) => {
+      elem.setAttribute(key, value)
+    })
+  } else {
+    elem = Object.assign(elem, attrs)
+  }
+
+  for (const child of children) {
+    if (typeof child === 'number')
+      elem.append(child.toString())
+    else
+      elem.append(child)
+  }
+
+  return elem
+}
diff --git a/src/lib/search.ts b/src/lib/search.ts
new file mode 100644
index 0000000..7b9530e
--- /dev/null
+++ b/src/lib/search.ts
@@ -0,0 +1,11 @@
+export function match(search: string, target: string): boolean {
+  return search.split(/\s+/).every(s => format(target).includes(format(s)))
+}
+
+export function format(str: string): string {
+  return unaccent(str.toLowerCase())
+}
+
+function unaccent(str: string): string {
+  return str.normalize("NFD").replace(/[\u0300-\u036f]/g, "")
+}