Correct some typos (typst#746)

Author: goggle

library/src/compute/data.rs

@@ -281,7 +281,7 @@ fn convert_yaml(value: serde_yaml::Value) -> Value {
     }
 }
 
-/// Converts an arbitary YAML mapping key into a Typst Dict Key.
+/// Converts an arbitrary YAML mapping key into a Typst Dict Key.
 /// Currently it only does so for strings, everything else
 /// returns None
 fn convert_yaml_key(key: serde_yaml::Value) -> Option<Str> {

library/src/meta/figure.rs

@@ -42,7 +42,7 @@ use crate::visualize::ImageElem;
 /// )
 /// ```
 ///
-/// This behaviour can be overridden by explictly specifying the figure's
+/// This behaviour can be overridden by explicitly specifying the figure's
 /// `kind`. All figures of the same kind share a common counter.
 ///
 /// ## Modifying the appearance

library/src/meta/outline.rs

@@ -9,7 +9,7 @@ use crate::text::{LinebreakElem, SpaceElem, TextElem};
 
 /// A table of contents, figures, or other elements.
 ///
-/// This function generates a list of all occurances of an element in the
+/// This function generates a list of all occurrences of an element in the
 /// document, up to a given depth. The element's numbering and page number will
 /// be displayed in the outline alongside its title or caption. By default this
 /// generates a table of contents.

src/export/render.rs

@@ -297,7 +297,7 @@ fn render_outline_glyph(
         let c = color.to_rgba();
 
         // Pad the pixmap with 1 pixel in each dimension so that we do
-        // not get any problem with floating point errors along ther border
+        // not get any problem with floating point errors along their border
         let mut pixmap = sk::Pixmap::new(mw + 2, mh + 2)?;
         for x in 0..mw {
             for y in 0..mh {