added use_floor

.idea/leptos-use.iml

@@ -15,6 +15,7 @@
       <sourceFolder url="file://$MODULE_DIR$/examples/use_scroll/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/examples/use_resize_observer/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/examples/use_mouse/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/examples/use_floor/src" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/examples/use_event_listener/target" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
       <excludeFolder url="file://$MODULE_DIR$/docs/book/book" />
@@ -26,6 +27,7 @@
       <excludeFolder url="file://$MODULE_DIR$/examples/use_scroll/target" />
       <excludeFolder url="file://$MODULE_DIR$/examples/use_resize_observer/target" />
       <excludeFolder url="file://$MODULE_DIR$/examples/use_mouse/target" />
+      <excludeFolder url="file://$MODULE_DIR$/examples/use_floor/target" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />

CHANGELOG.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.1.5
+
+#### New Functions
+- `use_floor`
+
+#### Other Changes
+- New feature: `math` that has to be activated in order to use the math functions.
+
 ## 0.1.4
 
 #### New Functions

Cargo.toml

@@ -17,6 +17,7 @@ leptos = "0.3.0"
 wasm-bindgen = "0.2.86"
 js-sys = "0.3.63"
 default-struct-builder = "0.2.0"
+num = { version = "0.4.0", optional = true }
 
 [dependencies.web-sys]
 version = "0.3.63"
@@ -39,3 +40,4 @@ features = [
 
 [features]
 docs = []
+math = ["num"]

docs/book/src/SUMMARY.md

@@ -27,3 +27,7 @@
 - [use_debounce_fn](utilities/use_debounce_fn.md)
 - [use_supported](utilities/use_supported.md)
 - [use_throttle_fn](utilities/use_throttle_fn.md)
+
+# Math
+
+- [use_floor](math/use_floor.md)

docs/book/src/custom.css

@@ -26,12 +26,12 @@ pre > code {
     font-size: 87.5%;
     display: grid;
     grid-template-columns: 70px auto;
-    gap: 2rem;
+    gap: 0.8rem 2rem;
     align-items: flex-start;
     margin: 2rem 0 4rem;
 }
 
-.meta-data > div:first-child {
+.meta-data > div:nth-child(2n + 1) {
     opacity: 0.5;
 }
 

docs/book/src/demo.css

@@ -79,3 +79,7 @@
     background: var(--bg);
     border: 1px solid var(--theme-popup-border);
 }
+
+.demo-container input[type=range] {
+    accent-color: var(--brand-color);
+}

docs/book/src/extract_doc_comment.py

@@ -6,15 +6,33 @@ import os
 def main():
     category = os.path.split(os.getcwd())[-1]
 
+    name = sys.argv[1]
+    file_name = f"../../../../src/{name}.rs"
+
+    module = None
+    if "/" in name:
+        module, name = name.split("/")
+
+    if module is not None:
+        module_display = f"leptos_use::{module}"
+    else:
+        module_display = "leptos_use"
+
+    feature = sys.argv[2] if len(sys.argv) > 2 else None
+
+    feature_display = ""
+    if feature is not None:
+        feature_display = f"<div>Feature</div><div>{feature}</div>"
+
     print(f"""
 <div class="meta-data">
     <div>Category</div>
     <div>{category.title()}</div>
+    <div>Module</div>
+    <div><code>{module_display}</code></div>
+    {feature_display}
 </div>
-""")
+    """)
-
-    name = sys.argv[1]
-    file_name = f"../../../../src/{name}.rs"
 
     types = [];
 
@@ -25,7 +43,7 @@ def main():
 
         for line in f.readlines():
             if initial_doc_finished:
-                process_further_line(line, name, types)
+                process_further_line(line, types, module)
 
             elif line.startswith("///"):
                 doc_comment_started = True
@@ -35,7 +53,7 @@ def main():
                         line = line.replace("```", "```rust,ignore")
                     in_code_block = not in_code_block
 
-                line = process_line(line, name)
+                line = process_line(line, name, module)
 
                 print(line)
 
@@ -43,7 +61,7 @@ def main():
                 initial_doc_finished = True
 
     add_types_paragraph(types)
-    add_source_paragraph(name)
+    add_source_paragraph(name, module)
 
 
 def add_types_paragraph(types):
@@ -52,12 +70,15 @@ def add_types_paragraph(types):
         print("\n".join(types))
 
 
-def add_source_paragraph(name):
+def add_source_paragraph(name, module):
     print("\n## Source\n")
 
-    source_url = f"https://github.com/Synphonyte/leptos-use/blob/main/src/{name}.rs"
+    if module is not None:
+        module = f"/{module}"
+
+    source_url = f"https://github.com/Synphonyte/leptos-use/blob/main/src{module}/{name}.rs"
     demo_url = f"https://github.com/Synphonyte/leptos-use/tree/main/examples/{name}"
-    docs_url = f"https://docs.rs/leptos-use/latest/leptos_use/fn.{name}.html"
+    docs_url = f"https://docs.rs/leptos-use/latest/leptos_use{module}/fn.{name}.html"
 
     demo_link = " • <a href=\"{demo_url}\" target=\"_blank\">Demo</a>" if os.path.isdir(
         os.path.join("..", "..", "..", "..", "examples", name)) else ""
@@ -66,11 +87,11 @@ def add_source_paragraph(name):
         f"<a href=\"{source_url}\" target=\"_blank\">Source</a>{demo_link} • <a href=\"{docs_url}\" target=\"_blank\">Docs</a>")
 
 
-interal_doc_link_pattern = re.compile(r"\[`([^]]+)\`](?!\()")
+internal_doc_link_pattern = re.compile(r"\[`([^]]+)\`](?!\()")
 ident_pattern = re.compile(r"^[a-zA-Z_][a-zA-Z0-9_]*\b")
 
 
-def process_line(line, name):
+def process_line(line, name, module):
     stripped = line.strip()
     result = line
 
@@ -81,26 +102,35 @@ def process_line(line, name):
     <div id="demo-anchor"></div>
 </div>'''
     else:
-        result = re.sub(interal_doc_link_pattern,
+        if module is not None:
-                        r"[`\1`](https://docs.rs/leptos-use/latest/leptos_use/fn.\1.html)",
+            module = f"/{module}"
+
+        result = re.sub(internal_doc_link_pattern,
+                        rf"[`\1`](https://docs.rs/leptos-use/latest/leptos_use{module}/fn.\1.html)",
                         line)
 
     return result
 
 
-def process_further_line(line, name, types):
+def process_further_line(line, types, module=None):
     if line.startswith("pub enum"):
-        append_type(line, "enum", types)
+        append_type(line, "enum", types, module)
     elif line.startswith("pub struct"):
-        append_type(line, "struct", types)
+        append_type(line, "struct", types, module)
 
 
-def append_type(line, ty, types):
+def append_type(line, ty, types, module=None):
     start_index = len(f"pub {ty} ")
     m = re.search(ident_pattern, line[start_index:])
     if m is not None:
         ident = m.group(0)
-        types.append(f"- [`{ty} {ident}`](https://docs.rs/leptos-use/latest/leptos_use/{ty}.{ident}.html)")
+
+        if module is not None:
+            module = f"/{module}"
+        else:
+            module = ""
+
+        types.append(f"- [`{ty} {ident}`](https://docs.rs/leptos-use/latest/leptos_use{module}/{ty}.{ident}.html)")
 
 
 if __name__ == '__main__':

docs/book/src/functions.md

@@ -9,3 +9,5 @@
 <!-- cmdrun python3 generate_function_overview.py watch -->
 
 <!-- cmdrun python3 generate_function_overview.py utilities -->
+
+<!-- cmdrun python3 generate_function_overview.py math math -->

docs/book/src/generate_function_overview.py

@@ -3,11 +3,14 @@ import sys
 
 
 def main():
-    for entry in sys.argv[1:]:
+    entry = sys.argv[1]
-        generate_function_overview_for_category(entry)
+
+    module = sys.argv[2] if len(sys.argv) > 2 else None
+
+    generate_function_overview_for_category(entry, None)
 
 
-def generate_function_overview_for_category(category):
+def generate_function_overview_for_category(category, module):
     print(f"## {category.title()}")
 
     listdir = os.listdir(os.path.join(os.getcwd(), category))
@@ -15,13 +18,14 @@ def generate_function_overview_for_category(category):
 
     for name in listdir:
         if name.endswith(".md"):
-            generate_function_overview(category, name[:-3])
+            generate_function_overview(category, name[:-3], module)
 
 
-def generate_function_overview(category, name):
+def generate_function_overview(category, name, module):
-    file_name = f"../../../src/{name}.rs"
+    module = f"/{module}" if module is not None else ""
+
+    file_name = f"../../../src{module}/{name}.rs"
     with open(file_name) as f:
-        in_code_block = False
         for line in f.readlines():
             if line.startswith("///"):
                 line = line.strip().replace("/// ", "")

docs/book/src/math/use_floor.md

@@ -0,0 +1,3 @@
+# use_floor
+
+<!-- cmdrun python3 ../extract_doc_comment.py math/use_floor math -->

examples/use_floor/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "use_floor"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+leptos = "0.3"
+console_error_panic_hook = "0.1"
+console_log = "1"
+log = "0.4"
+leptos-use = { path = "../..", features = ["docs", "math"] }
+web-sys = "0.3"
+
+[dev-dependencies]
+wasm-bindgen = "0.2"
+wasm-bindgen-test = "0.3.0"

examples/use_floor/README.md

@@ -0,0 +1,23 @@
+A simple example for `use_floor`.
+
+If you don't have it installed already, install [Trunk](https://trunkrs.dev/) and [Tailwind](https://tailwindcss.com/docs/installation)
+as well as the nightly toolchain for Rust and the wasm32-unknown-unknown target:
+
+```bash
+cargo install trunk
+npm install -D tailwindcss @tailwindcss/forms
+rustup toolchain install nightly
+rustup target add wasm32-unknown-unknown
+```
+
+Then, open two terminals. In the first one, run:
+
+```
+npx tailwindcss -i ./input.css -o ./style/output.css --watch
+```
+
+In the second one, run:
+
+```bash
+trunk serve --open
+```

examples/use_floor/Trunk.toml

@@ -0,0 +1,2 @@
+[build]
+public_url = "/demo/"

examples/use_floor/index.html

@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <link data-trunk rel="css" href="style/output.css">
+  </head>
+  <body></body>
+</html>

examples/use_floor/input.css

@@ -0,0 +1,3 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;

examples/use_floor/rust-toolchain.toml

@@ -0,0 +1,2 @@
+[toolchain]
+channel = "nightly"

examples/use_floor/src/main.rs

@@ -0,0 +1,33 @@
+use leptos::*;
+use leptos_use::docs::demo_or_body;
+use leptos_use::math::use_floor;
+
+#[component]
+fn Demo(cx: Scope) -> impl IntoView {
+    let (value, set_value) = create_signal(cx, 5.95);
+
+    let result: Signal<f64> = use_floor(cx, value);
+
+    view! { cx,
+        <input
+            class="block"
+            prop:value=value
+            on:input=move |e| set_value(event_target_value(&e).parse().unwrap())
+            type="range"
+            min="0"
+            max="10"
+            step="0.01"
+        />
+        <p>"Value: " {value}</p>
+        <p>"Floored: " {result}</p>
+    }
+}
+
+fn main() {
+    _ = console_log::init_with_level(log::Level::Debug);
+    console_error_panic_hook::set_once();
+
+    mount_to(demo_or_body(), |cx| {
+        view! { cx, <Demo /> }
+    })
+}

examples/use_floor/style/output.css

@@ -0,0 +1,289 @@
+[type='text'],[type='email'],[type='url'],[type='password'],[type='number'],[type='date'],[type='datetime-local'],[type='month'],[type='search'],[type='tel'],[type='time'],[type='week'],[multiple],textarea,select {
+  -webkit-appearance: none;
+     -moz-appearance: none;
+          appearance: none;
+  background-color: #fff;
+  border-color: #6b7280;
+  border-width: 1px;
+  border-radius: 0px;
+  padding-top: 0.5rem;
+  padding-right: 0.75rem;
+  padding-bottom: 0.5rem;
+  padding-left: 0.75rem;
+  font-size: 1rem;
+  line-height: 1.5rem;
+  --tw-shadow: 0 0 #0000;
+}
+
+[type='text']:focus, [type='email']:focus, [type='url']:focus, [type='password']:focus, [type='number']:focus, [type='date']:focus, [type='datetime-local']:focus, [type='month']:focus, [type='search']:focus, [type='tel']:focus, [type='time']:focus, [type='week']:focus, [multiple]:focus, textarea:focus, select:focus {
+  outline: 2px solid transparent;
+  outline-offset: 2px;
+  --tw-ring-inset: var(--tw-empty,/*!*/ /*!*/);
+  --tw-ring-offset-width: 0px;
+  --tw-ring-offset-color: #fff;
+  --tw-ring-color: #2563eb;
+  --tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
+  --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color);
+  box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
+  border-color: #2563eb;
+}
+
+input::-moz-placeholder, textarea::-moz-placeholder {
+  color: #6b7280;
+  opacity: 1;
+}
+
+input::placeholder,textarea::placeholder {
+  color: #6b7280;
+  opacity: 1;
+}
+
+::-webkit-datetime-edit-fields-wrapper {
+  padding: 0;
+}
+
+::-webkit-date-and-time-value {
+  min-height: 1.5em;
+}
+
+::-webkit-datetime-edit,::-webkit-datetime-edit-year-field,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field,::-webkit-datetime-edit-second-field,::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-meridiem-field {
+  padding-top: 0;
+  padding-bottom: 0;
+}
+
+select {
+  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
+  background-position: right 0.5rem center;
+  background-repeat: no-repeat;
+  background-size: 1.5em 1.5em;
+  padding-right: 2.5rem;
+  -webkit-print-color-adjust: exact;
+          print-color-adjust: exact;
+}
+
+[multiple] {
+  background-image: initial;
+  background-position: initial;
+  background-repeat: unset;
+  background-size: initial;
+  padding-right: 0.75rem;
+  -webkit-print-color-adjust: unset;
+          print-color-adjust: unset;
+}
+
+[type='checkbox'],[type='radio'] {
+  -webkit-appearance: none;
+     -moz-appearance: none;
+          appearance: none;
+  padding: 0;
+  -webkit-print-color-adjust: exact;
+          print-color-adjust: exact;
+  display: inline-block;
+  vertical-align: middle;
+  background-origin: border-box;
+  -webkit-user-select: none;
+     -moz-user-select: none;
+          user-select: none;
+  flex-shrink: 0;
+  height: 1rem;
+  width: 1rem;
+  color: #2563eb;
+  background-color: #fff;
+  border-color: #6b7280;
+  border-width: 1px;
+  --tw-shadow: 0 0 #0000;
+}
+
+[type='checkbox'] {
+  border-radius: 0px;
+}
+
+[type='radio'] {
+  border-radius: 100%;
+}
+
+[type='checkbox']:focus,[type='radio']:focus {
+  outline: 2px solid transparent;
+  outline-offset: 2px;
+  --tw-ring-inset: var(--tw-empty,/*!*/ /*!*/);
+  --tw-ring-offset-width: 2px;
+  --tw-ring-offset-color: #fff;
+  --tw-ring-color: #2563eb;
+  --tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
+  --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
+  box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
+}
+
+[type='checkbox']:checked,[type='radio']:checked {
+  border-color: transparent;
+  background-color: currentColor;
+  background-size: 100% 100%;
+  background-position: center;
+  background-repeat: no-repeat;
+}
+
+[type='checkbox']:checked {
+  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");
+}
+
+[type='radio']:checked {
+  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3ccircle cx='8' cy='8' r='3'/%3e%3c/svg%3e");
+}
+
+[type='checkbox']:checked:hover,[type='checkbox']:checked:focus,[type='radio']:checked:hover,[type='radio']:checked:focus {
+  border-color: transparent;
+  background-color: currentColor;
+}
+
+[type='checkbox']:indeterminate {
+  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 16 16'%3e%3cpath stroke='white' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 8h8'/%3e%3c/svg%3e");
+  border-color: transparent;
+  background-color: currentColor;
+  background-size: 100% 100%;
+  background-position: center;
+  background-repeat: no-repeat;
+}
+
+[type='checkbox']:indeterminate:hover,[type='checkbox']:indeterminate:focus {
+  border-color: transparent;
+  background-color: currentColor;
+}
+
+[type='file'] {
+  background: unset;
+  border-color: inherit;
+  border-width: 0;
+  border-radius: 0;
+  padding: 0;
+  font-size: unset;
+  line-height: inherit;
+}
+
+[type='file']:focus {
+  outline: 1px solid ButtonText;
+  outline: 1px auto -webkit-focus-ring-color;
+}
+
+*, ::before, ::after {
+  --tw-border-spacing-x: 0;
+  --tw-border-spacing-y: 0;
+  --tw-translate-x: 0;
+  --tw-translate-y: 0;
+  --tw-rotate: 0;
+  --tw-skew-x: 0;
+  --tw-skew-y: 0;
+  --tw-scale-x: 1;
+  --tw-scale-y: 1;
+  --tw-pan-x:  ;
+  --tw-pan-y:  ;
+  --tw-pinch-zoom:  ;
+  --tw-scroll-snap-strictness: proximity;
+  --tw-gradient-from-position:  ;
+  --tw-gradient-via-position:  ;
+  --tw-gradient-to-position:  ;
+  --tw-ordinal:  ;
+  --tw-slashed-zero:  ;
+  --tw-numeric-figure:  ;
+  --tw-numeric-spacing:  ;
+  --tw-numeric-fraction:  ;
+  --tw-ring-inset:  ;
+  --tw-ring-offset-width: 0px;
+  --tw-ring-offset-color: #fff;
+  --tw-ring-color: rgb(59 130 246 / 0.5);
+  --tw-ring-offset-shadow: 0 0 #0000;
+  --tw-ring-shadow: 0 0 #0000;
+  --tw-shadow: 0 0 #0000;
+  --tw-shadow-colored: 0 0 #0000;
+  --tw-blur:  ;
+  --tw-brightness:  ;
+  --tw-contrast:  ;
+  --tw-grayscale:  ;
+  --tw-hue-rotate:  ;
+  --tw-invert:  ;
+  --tw-saturate:  ;
+  --tw-sepia:  ;
+  --tw-drop-shadow:  ;
+  --tw-backdrop-blur:  ;
+  --tw-backdrop-brightness:  ;
+  --tw-backdrop-contrast:  ;
+  --tw-backdrop-grayscale:  ;
+  --tw-backdrop-hue-rotate:  ;
+  --tw-backdrop-invert:  ;
+  --tw-backdrop-opacity:  ;
+  --tw-backdrop-saturate:  ;
+  --tw-backdrop-sepia:  ;
+}
+
+::backdrop {
+  --tw-border-spacing-x: 0;
+  --tw-border-spacing-y: 0;
+  --tw-translate-x: 0;
+  --tw-translate-y: 0;
+  --tw-rotate: 0;
+  --tw-skew-x: 0;
+  --tw-skew-y: 0;
+  --tw-scale-x: 1;
+  --tw-scale-y: 1;
+  --tw-pan-x:  ;
+  --tw-pan-y:  ;
+  --tw-pinch-zoom:  ;
+  --tw-scroll-snap-strictness: proximity;
+  --tw-gradient-from-position:  ;
+  --tw-gradient-via-position:  ;
+  --tw-gradient-to-position:  ;
+  --tw-ordinal:  ;
+  --tw-slashed-zero:  ;
+  --tw-numeric-figure:  ;
+  --tw-numeric-spacing:  ;
+  --tw-numeric-fraction:  ;
+  --tw-ring-inset:  ;
+  --tw-ring-offset-width: 0px;
+  --tw-ring-offset-color: #fff;
+  --tw-ring-color: rgb(59 130 246 / 0.5);
+  --tw-ring-offset-shadow: 0 0 #0000;
+  --tw-ring-shadow: 0 0 #0000;
+  --tw-shadow: 0 0 #0000;
+  --tw-shadow-colored: 0 0 #0000;
+  --tw-blur:  ;
+  --tw-brightness:  ;
+  --tw-contrast:  ;
+  --tw-grayscale:  ;
+  --tw-hue-rotate:  ;
+  --tw-invert:  ;
+  --tw-saturate:  ;
+  --tw-sepia:  ;
+  --tw-drop-shadow:  ;
+  --tw-backdrop-blur:  ;
+  --tw-backdrop-brightness:  ;
+  --tw-backdrop-contrast:  ;
+  --tw-backdrop-grayscale:  ;
+  --tw-backdrop-hue-rotate:  ;
+  --tw-backdrop-invert:  ;
+  --tw-backdrop-opacity:  ;
+  --tw-backdrop-saturate:  ;
+  --tw-backdrop-sepia:  ;
+}
+
+.block {
+  display: block;
+}
+
+.text-\[--brand-color\] {
+  color: var(--brand-color);
+}
+
+.text-green-600 {
+  --tw-text-opacity: 1;
+  color: rgb(22 163 74 / var(--tw-text-opacity));
+}
+
+.opacity-75 {
+  opacity: 0.75;
+}
+
+@media (prefers-color-scheme: dark) {
+  .dark\:text-green-500 {
+    --tw-text-opacity: 1;
+    color: rgb(34 197 94 / var(--tw-text-opacity));
+  }
+}

examples/use_floor/tailwind.config.js

@@ -0,0 +1,15 @@
+/** @type {import('tailwindcss').Config} */
+module.exports = {
+    content: {
+        files: ["*.html", "./src/**/*.rs", "../../src/docs/**/*.rs"],
+    },
+    theme: {
+        extend: {},
+    },
+    corePlugins: {
+        preflight: false,
+    },
+    plugins: [
+        require('@tailwindcss/forms'),
+    ],
+}

src/lib.rs

@@ -3,6 +3,8 @@
 pub mod core;
 #[cfg(feature = "docs")]
 pub mod docs;
+#[cfg(feature = "math")]
+pub mod math;
 mod use_debounce_fn;
 mod use_event_listener;
 mod use_mouse;

src/math/mod.rs

@@ -0,0 +1,3 @@
+mod use_floor;
+
+pub use use_floor::*;

src/math/use_floor.rs

@@ -0,0 +1,30 @@
+use leptos::*;
+use num::Float;
+
+/// Reactive `floor()`.
+///
+/// ## Demo
+///
+/// [Link to Demo](https://github.com/Synphonyte/leptos-use/tree/main/examples/use_floor)
+///
+/// ### Usage
+///
+/// ```
+/// # use leptos::*;
+/// # use leptos_use::math::use_floor;
+/// #
+/// # #[component]
+/// # fn Demo(cx: Scope) -> impl IntoView {
+/// let (value, set_value) = create_signal(cx, 45.95);
+/// let result: Signal<f64> = use_floor(cx, value); // 45
+/// # view! { cx, }
+/// # }
+/// ```
+pub fn use_floor<S, N>(cx: Scope, x: S) -> Signal<N>
+where
+    S: Into<MaybeSignal<N>>,
+    N: Float,
+{
+    let x = x.into();
+    Signal::derive(cx, move || x.get().floor())
+}