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Statements
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.. crowbar:element:: Block <- '{' Statement* '}'
Compile-time Behavior:
A block is a possibly-empty sequence of statements surrounded by curly braces.
Any declaration or definition within the block must not be visible outside of the block.
Runtime Behavior:
When a block is executed, each of the containing statements, in linear order, is executed.
.. crowbar:element:: Statement <- VariableDefinition / StructureStatement / FlowControlStatement / AssignmentStatement / FragileStatement / ExpressionStatement / EmptyStatement
Crowbar has many different types of statement.
.. toctree::
:maxdepth: 1
variables
structure
flow-control
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