bufferSize
Returns the minimum buffer size needed to print every float of a specific type and format.
Function parameters
Parameters
Type definitions in this namespace
Types
Returns the minimum buffer size needed to print every float of a specific type and format.
Functions
- bufferSize
- Returns the minimum buffer size needed to print every float of a specific type and format.
- render
- Format a floating-point value and write it to buffer.
- formatScientific
- Write a FloatDecimal to a buffer in scientific form.
- formatDecimal
- Write a FloatDecimal to a buffer in decimal form.
- binaryToDecimal
- Convert a binary float representation to decimal.
Error sets in this namespace
Error Sets
Any buffer used for `format` must be at least this large.
Values
- min_buffer_size
- Any buffer used for `format` must be at least this large.
Source
Implementation
pub fn bufferSize(comptime mode: Mode, comptime T: type) comptime_int {
comptime std.debug.assert(@typeInfo(T) == .float);
return switch (mode) {
.scientific => 53,
// Based on minimum subnormal values.
.decimal => switch (@bitSizeOf(T)) {
16 => @max(15, min_buffer_size),
32 => 55,
64 => 347,
80 => 4996,
128 => 5011,
else => unreachable,
},
};
}