generic types and "primitive" docs

common/src/tectonic/resources/Boolean.md

@@ -0,0 +1,5 @@
+# Boolean
+
+A Boolean data type represents a logical boolean value, a value which can
+be either `true` or `false`.
+

common/src/tectonic/resources/Double.md

@@ -0,0 +1,10 @@
+# Double
+
+A Double type represents a double-precision floating point value.
+Essentially, a Double is a decimal number.
+
+Examples:
+* `5`
+* `0.3`
+* `-12.5`
+* `100.3`

common/src/tectonic/resources/Integer.md

@@ -0,0 +1,10 @@
+# Integer
+
+An Integer data type represents a Java integer, a whole number with
+a minimum value of -2^31, and a maximum value of 2^31-1.
+
+Examples:
+* `0`
+* `5`
+* `-20`
+* `123456`

common/src/tectonic/resources/List.md

@@ -0,0 +1,15 @@
+# List
+
+A List is an ordered collection of objects of a specific type.
+
+Examples:
+* ```yml
+  - "thing"
+  - "thing 2"
+  - "thing 3"
+  ```
+* ```yml
+  - 1
+  - 2
+  - 3
+  ```

common/src/tectonic/resources/String.md

@@ -0,0 +1,13 @@
+# String
+
+A String data type represents a string of characters.
+
+Examples:
+* `"Hello, World!"`
+* ```
+  A
+  Multi
+  Line
+  String
+  ```
+* `"Something"`