package arc.types.pb

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ChanDirection indicates read/write direction for channel-typed config parameters.

Used in: Type

• CHAN_DIRECTION_NONE = 0

• CHAN_DIRECTION_READ = 1

• CHAN_DIRECTION_WRITE = 2

Channels contains channel declarations for reading from and writing to Synnax channels.

Used in: ir.pb.Function, ir.pb.Node

• map<uint32, string> read = 1

  read contains readable channel indices mapped to parameter names.

• map<uint32, string> write = 2

  write contains writable channel indices mapped to parameter names.

Dimensions contains physical dimension exponents for dimensional analysis (SI base quantities).

Used in: Unit

• int32 length = 1

  length is the length dimension exponent (meters).

• int32 mass = 2

  mass is the mass dimension exponent (kilograms).

• int32 time = 3

  time is the time dimension exponent (seconds).

• int32 current = 4

  current is the electric current dimension exponent (amperes).

• int32 temperature = 5

  temperature is the temperature dimension exponent (kelvin).

• int32 angle = 6

  angle is the angle dimension exponent (radians).

• int32 count = 7

  count is the count dimension exponent (dimensionless quantity).

• int32 data = 8

  data is the data size dimension exponent (bytes).

FunctionProperties contains common parameter definitions for function-like types.

• repeated Param inputs = 1

  inputs contains input parameter definitions.

• repeated Param outputs = 2

  outputs contains output parameter definitions.

• repeated Param config = 3

  config contains configuration parameter definitions.

Kind is the type category for Arc's type system, including primitives, compound types, and meta-types.

Used in: Type

• KIND_INVALID = 0

• KIND_U_8 = 1

• KIND_U_16 = 2

• KIND_U_32 = 3

• KIND_U_64 = 4

• KIND_I_8 = 5

• KIND_I_16 = 6

• KIND_I_32 = 7

• KIND_I_64 = 8

• KIND_F_32 = 9

• KIND_F_64 = 10

• KIND_STRING = 11

• KIND_CHAN = 14

• KIND_SERIES = 15

• KIND_VARIABLE = 16

• KIND_NUMERIC_CONSTANT = 17

• KIND_INTEGER_CONSTANT = 18

• KIND_FLOAT_CONSTANT = 19

• KIND_EXACT_INTEGER_FLOAT_CONSTANT = 20

• KIND_FUNCTION = 21

• KIND_SEQUENCE = 22

• KIND_STAGE = 23

Param is a named, typed parameter with optional default value.

Used in: ir.pb.Function, ir.pb.Node, FunctionProperties, Type

• string name = 1

  name is the parameter name.

• optional Type type = 2

  type is the parameter type.

• bytes value = 3

  value is an optional default value.

Type is a type in Arc's type system with optional element type for compounds, physical units, and constraints.

Used in: Param

• repeated Param inputs = 1

  inputs contains input parameter definitions.

• repeated Param outputs = 2

  outputs contains output parameter definitions.

• repeated Param config = 3

  config contains configuration parameter definitions.

• Kind kind = 4

  kind is the type category (primitive, compound, or meta-type).

• string name = 5

  name is the type name for variables and user-defined types.

• optional Type elem = 6

  elem is the element type for compound types (chan, series).

• optional Unit unit = 7

  unit is the physical unit metadata for dimensional analysis.

• optional Type constraint = 8

  constraint is the type constraint for type variables.

• ChanDirection chan_direction = 9

  chan_direction indicates read/write direction for channel-typed config parameters.

Unit is a physical unit with dimensions and scale factor for unit-aware computation.

Used in: Type

• optional Dimensions dimensions = 1

  dimensions contains physical dimension exponents.

• double scale = 2

  scale is the scale factor relative to SI base units.

• string name = 3

  name is the unit name (e.g., 'psi', 'ns', 'm/s').